Why do mass shooters choose the AR-15 style rifle?
Some of the worst massacres in recent memory have had something in common: the AR-15 style rifle. Scott Pelley reports on why the high-velocity rounds used in the gun makes it so deadly
AR-15 Rifle
Learning how to "Stop the Bleed"
Ballistics tests show how lethal a wound from an AR-15 style rifle can be. Now there's a campaign to teach civilians how to be first responders in mass shootings
America today: training kids to be first responders
"Stop the Bleed" is a campaign to teach civilians — including school-age kids — to come to the rescue of people injured in accidents and shootings
A judge said this man couldn't post blueprints for 3D-printed guns. He started doing it anyway
Cody Wilson said he's already gotten nearly 400 orders
Man behind 3D-printed gun blueprints says "the debate is over"
Founder of Defense Distributed is speaking out, as a group of eight attorneys general sued to stop the company from releasing blueprints online
States sue Trump administration to try to block 3D-printed guns
The blueprints are set to be released Wednesday, including for AR-15 style assault rifles
Girl wears gun in viral graduation photos
A Kent State graduate wore a gun holster around her body and a picture of a gun on her graduation cap in viral photos
Will gun sellers heed fervent call from Dick's Sporting Goods CEO?
One gun merchant says renewed national focus on gun control is boosting sales of assault-style rifles
Church hosts blessing ceremony featuring AR-15s
World Peace and Unification Sanctuary in Pennsylvania believes the AR-15 symbolizes the "rod of iron" in the biblical book of Revelation
Heavy security as Florida shooting survivors head back to class
Heavily armed police presence designed to make community feel secure in wake of mass shooting
Elementary school to close for church ceremony featuring AR-15s
Church officials say that weapons will be unloaded, secured with zip ties and checked at the door
AP: Wash. law enforcement sell seized assault weapons
Sheriff's offices and police departments across the state have sold dozens of AR-15s, AK-47s and other assault weapons since 2010, an AP investigation found
Poll: Support for stricter gun laws rises; divisions on arming teachers
Backing for better background checks crosses party lines, but nation splits on banning AR-15, CBS News poll shows
Bump stock prices soar ahead of potential federal ban
Renewed talk of outlawing the accessories that let semi-automatic weapons fire like an automatic is behind the surge
Deputies to carry rifles on school campuses in Fla. county where shooting occurred
Some deputies would be carrying AR-15's, but they are single shot rifles, according to Sheriff Scott Israel
Trump hosting "listening session" amid pressure to act on shootings
The White House session will take place with students, parents and teachers from Parkland, Newtown and Columbine communities
White House voices support for background check bill after Florida shooting
The bill was introduced in November after 26 people were shot and killed in a Texas church
Youth baseball team to hold AR-15 raffle despite outcry
The team is moving ahead with the raffle, even though it's facing criticism in the wake of the deadly Florida school shooting
Cops: Man who impersonated officer at jail had AR-15 in car
Police in Illinois say Justin Heffer was wearing a bulletproof vest and had a BB gun when he walked into the jail
Heroic teacher: "There's no point to somebody having an AR-15"
History teacher and gun owner Ernie Rospierski, who helped shepherd his students to safety, challenges anyone wanting to own an assault weapon
Faith Salie on threat of mass shootings: Do something
Says America's founding fathers who crafted our Constitution would want us to prevent America's children from being massacred
Fla. school shooting survivor David Hogg says: Speak out
Says interest groups and politicians who block changes to gun laws will not listen if the public doesn't demand it
"If you are a law-abiding citizen, then we can sell you that gun": How easy is it to buy an AR-15?
A gun store owner a mile from Marjory Stoneman Douglas High School said the whole process can take 15 minutes if you have a concealed carry license
Women sharpshooters explain their love for the AR-15 rifle
The AR-15 is no ordinary gun -- it's a descendant of the M16 designed for U.S. soldiers in Vietnam
Man caught at traffic stop with automatic weapons, 900 rounds
Federal agents trying to figure out why man caught speeding in Tennessee had weapons cache, survival equipment
Judge permanently blocks release of Jack Smith's report on Trump documents case
A federal judge on Monday permanently blocked the Justice Department from releasing former special counsel Jack Smith's report on the classified documents investigation.
Travel bans in effect, thousands of flights canceled as storm slams Northeast
A massive winter storm slamming the Northeast and Mid-Atlantic with blizzard conditions on Monday has prompted travel bans and forced thousands of flights to be canceled.
25 Mexican National Guard troops killed after cartel leader's death
Nemesio Rubén Oseguera Cervantes — known as "El Mencho" — was the boss of one of the fastest-growing criminal networks in Mexico.
Maps show snow totals, blizzard warnings for major winter storm
Blizzard warnings are in effect for New York City, New Jersey, southern New England and coastal communities along the East Coast.
Lindsey Vonn says surgery saved leg from amputation after Olympics crash
American skier Lindsey Vonn, who crashed seconds into her downhill race at the 2026 Winter Olympics, said she is finally out of the hospital as she recovers.
Supreme Court to weigh energy companies' bid to end state climate change suits
The Supreme Court agreed to take up an effort by energy companies to end a lawsuit filed in state court that seeks billions of dollars in damages.
Defense attorneys build mapping tool to track Justice Dept. "weaponization"
A defense lawyers group has posted a tracking tool to enable users to check on the status of some of the controversial prosecutions attempted by DOJ in the first year of Trump's second term.
As more Americans embrace anxiety treatment, RFK Jr. derides medications
Robert F. Kennedy Jr. has criticized the broadening use of anxiety medications, but doctors and researchers say the MAHA movement is misrepresenting drugs that have been proven to help.
Racial slur shouted during BAFTA awards by guest with Tourette's
Britain's film academy and the BBC apologized after a broadcast of the BAFTA awards ceremony that included an offensive outburst by an audience member with Tourette's syndrome.
U.S.
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Lindsey Vonn says surgery saved leg from amputation after Olympics crash
American skier Lindsey Vonn, who crashed seconds into her downhill race at the 2026 Winter Olympics, said she is finally out of the hospital as she recovers.
Supreme Court to weigh energy companies' bid to end state climate change suits
The Supreme Court agreed to take up an effort by energy companies to end a lawsuit filed in state court that seeks billions of dollars in damages.
Judge permanently blocks release of Jack Smith's report on Trump documents case
A federal judge on Monday permanently blocked the Justice Department from releasing former special counsel Jack Smith's report on the classified documents investigation.
Social Security could run dry earlier than expected, analysis finds
The Social Security Administration wouldn't stop issuing benefits once its trust funds are exhausted, but it could be forced to cut benefits.
Travel bans in effect, thousands of flights canceled as storm slams Northeast
A massive winter storm slamming the Northeast and Mid-Atlantic with blizzard conditions on Monday has prompted travel bans and forced thousands of flights to be canceled.
MoneyWatch
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Social Security could run dry earlier than expected, analysis finds
The Social Security Administration wouldn't stop issuing benefits once its trust funds are exhausted, but it could be forced to cut benefits.
Trump imposes 10% tariffs on all countries after SCOTUS struck down earlier tariffs
President Trump signed an order that will impose 10% tariffs on imports from all countries, just hours after the Supreme Court struck down a different set of sweeping global tariffs.
Will Americans get refunds after Trump's tariffs were overturned by the Supreme Court?
While the Supreme Court struck down the Trump administration's emergency tariffs, experts said it could take years for businesses to get refunds.
Fried rice sold at Trader Joe's recalled over possible glass contamination
The recall involves 3.4 million pounds of frozen chicken fried rice products shipped to Trader Joe's locations nationwide and to retailers in Canada.
The latest GDP data isn't as bad as it looks. Here's what to know.
A simple reason explains why U.S. economic growth seemed to hit a wall in the final three months of the year.
Politics
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Supreme Court to weigh energy companies' bid to end state climate change suits
The Supreme Court agreed to take up an effort by energy companies to end a lawsuit filed in state court that seeks billions of dollars in damages.
Judge permanently blocks release of Jack Smith's report on Trump documents case
A federal judge on Monday permanently blocked the Justice Department from releasing former special counsel Jack Smith's report on the classified documents investigation.
Defense attorneys build mapping tool to track Justice Dept. "weaponization"
A defense lawyers group has posted a tracking tool to enable users to check on the status of some of the controversial prosecutions attempted by DOJ in the first year of Trump's second term.
Foreign minister: Iran has the right to "nuclear energy, including enrichment"
Iranian Foreign Minister Abbas Araghchi said Iran has "every right to enjoy a peaceful nuclear energy, including enrichment" as the U.S. pushes for a deal on its nuclear program.
Full transcript of "Face the Nation with Margaret Brennan," Feb. 22, 2026
On this "Face the Nation with Margaret Brennan" broadcast, Iranian foreign minister Abbas Araghchi and U.S. Trade Representative Jamieson Greer join Margaret Brennan.
HealthWatch
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As more Americans embrace anxiety treatment, RFK Jr. derides medications
Robert F. Kennedy Jr. has criticized the broadening use of anxiety medications, but doctors and researchers say the MAHA movement is misrepresenting drugs that have been proven to help.
How safe is America from polio?
After decades of American children routinely receiving polio vaccines, the virus that had doomed many to paralysis was nearly eliminated in the United States. But vaccine avoidance today may allow the crippling disease to return.
How safe is America from polio?
After decades of American children routinely receiving polio vaccines, the virus that had doomed many to paralysis was nearly eliminated in the United States. But vaccine avoidance today may allow the crippling disease to return. CBS News chief medical correspondent Dr. Jonathan LaPook talks with David Oshinsky, author of "Polio: An American Story," and with violin virtuoso Itzhak Perlman, who contracted polio as a child, about how parents opting out of vaccinations for their children could affect polio rates here.
Robots can help amid nursing home staffing crisis
A growing, aging population and an acute caregiver shortage are pushing adult care centers to think outside the box. Itay Hod introduces a new, high-tech helper.
Cop's shortness of breath was the only sign of rare lung disorder
Travis Corbitt's struggles to breathe led to his retirement and reliance on an oxygen tank.
World
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Lindsey Vonn says surgery saved leg from amputation after Olympics crash
American skier Lindsey Vonn, who crashed seconds into her downhill race at the 2026 Winter Olympics, said she is finally out of the hospital as she recovers.
25 Mexican National Guard troops killed after cartel leader's death
Nemesio Rubén Oseguera Cervantes — known as "El Mencho" — was the boss of one of the fastest-growing criminal networks in Mexico.
Racial slur shouted during BAFTA awards by guest with Tourette's
Britain's film academy and the BBC apologized after a broadcast of the BAFTA awards ceremony that included an offensive outburst by an audience member with Tourette's syndrome.
After leader killed, what does future hold for powerful Jalisco cartel?
Nemesio Rubén Oseguera Cervantes, also known as "El Mencho," had a $15 million U.S. bounty on his head.
"El Mencho," the cartel leader killed in Mexico, had a violent history
Nemesio Rubén Oseguera Cervantes, known as "El Mencho," was the leader of the notorious Jalisco New Generation Cartel prior to his death on Sunday.
Entertainment
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Racial slur shouted during BAFTA awards by guest with Tourette's
Britain's film academy and the BBC apologized after a broadcast of the BAFTA awards ceremony that included an offensive outburst by an audience member with Tourette's syndrome.
"Survivor 50" contestant on returning to game
Contestant Colby Donaldson talks about returning to play "Survivor" again, why he wanted to play originally and how the 50th season is all about the fans.
Isabel May on joining "Scream" franchise
Isabel May speaks with "CBS Mornings" about starring in "Scream 7" after her breakout performance in the Yellowstone prequel "1883." May discusses joining the cult classic franchise, which takes place 30 years after the first murders, what it was like to work with Neve Campbell and how she prepared for the role.
Rose Byrne on playing a woman at the end of her rope in "If I Had Legs I'd Kick You"
The Australian-born actress earned an Academy Award nomination for her powerful performance as a mother stretched to the limits.
Extended interview: Rose Byrne
In this web exclusive, Rose Byrne, an Oscar nominee for best actress for her performance in Mary Bronstein's "If I Had Legs I'd Kick You," talks with Tracy Smith about her response to the character of Linda, a woman at the end of her rope. She also talks about her early years in Hollywood, including her friendship with fellow Australian Heath Ledger, and her experience playing comedy with "Bridesmaids."
Technology
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Technology
Robots can help amid nursing home staffing crisis
A growing, aging population and an acute caregiver shortage are pushing adult care centers to think outside the box. Itay Hod introduces a new, high-tech helper.
Social psychologist on social media addiction
One of the catalysts for the social media addiction debate was a 2024 book called "The Anxious Generation" by social psychologist Jonathan Haidt. His new book tries to help parents and kids break free from screens. Haidt joins CBS News to discuss Mark Zuckerberg, the ongoing social media addiction trial and artificial intelligence.
How AI powered robots are helping small farms
From labor shortages to environmental impacts, farmers are looking to AI to help revolutionize the agriculture industry. One California startup, Farm-ng, is tapping into the power of AI and robotics to perform a wide range of tasks, including seeding, weeding and harvesting.
Judge scolds Mark Zuckerberg's team for wearing Meta glasses to trial
A Los Angeles judge ordered Meta officials to remove their AI glasses at a trial over the impact of social media on users.
Mark Zuckerberg grilled in court
Meta CEO Mark Zuckerberg took the stand at the social media addiction trial examining whether children and teens were given access to an addictive and harmful product. CBS News' Carter Evans reports.
Science
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In a first, shark seen on camera in Antarctica waters, surprising researchers
A large shark was caught on camera for the first time in Antarctica's waters, surprising researchers. "There's a general rule of thumb that you don't get sharks in Antarctica," one said.
How Washington's crossing of the Delaware presaged a changing world
On the evening of Christmas 1776, Gen. George Washington surprised the King's forces by leading the Continental Army in a surprise crossing of a near-frozen Delaware River - a watershed military maneuver that dramatized a changing America, and a changing climate.
These United States: George Washington and climate change
On the evening of Christmas 1776, Gen. George Washington surprised the King's forces by leading the Continental Army in an unanticipated crossing of a near-frozen Delaware River. Environmental correspondent David Schechter looks at how Washington's watershed military maneuver dramatized both a changing America, and a changing climate.
Impact of climate change on Winter Olympics
The Winter Olympics in Milan need artificial snow due to climate change and warmer weather. Athletes say man-made snow makes terrain more difficult and unpredictable. Rob Marciano reports on its impact.
Scientists "quite surprised" to find one polar bear population thriving
After decades monitoring polar bears in Norway's far north, researchers say the animals have proven incredibly adaptable, but there are no guarantees for the future.
Crime
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Crime
Officials probe killing at Mar-a-Lago
An armed man was shot and killed after gaining "unauthorized entry" into Mar-a-Lago, President Trump's Florida estate, the Secret Service said. The shooting occurred as FBI Director Kash Patel attended the Winter Olympics in Italy. CBS News' Scott MacFarlane reports.
25 Mexican National Guard troops killed after cartel leader's death
Nemesio Rubén Oseguera Cervantes — known as "El Mencho" — was the boss of one of the fastest-growing criminal networks in Mexico.
Armed man shot and killed at Mar-a-Lago
The U.S. Secret Service shot and killed a North Carolina man who authorities say entered a secure perimeter at Mar-a-Lago with a shotgun and gas canister. President Trump and the first lady were at the White House at the time. Scott MacFarlane reports.
After leader killed, what does future hold for powerful Jalisco cartel?
Nemesio Rubén Oseguera Cervantes, also known as "El Mencho," had a $15 million U.S. bounty on his head.
"El Mencho," the cartel leader killed in Mexico, had a violent history
Nemesio Rubén Oseguera Cervantes, known as "El Mencho," was the leader of the notorious Jalisco New Generation Cartel prior to his death on Sunday.
Space
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NASA to start slow-moving process returning moon rocket to hangar this week
The space agency said Sunday it's targeting Tuesday for the slow, four-mile trek across Kennedy Space Center, weather permitting.
NASA's moon rocket hit by new problem, flight pushed to April
The Artemis II mission aims to send four astronauts — Reid Wiseman, Victor Glover, Christina Koch and Canadian astronaut Jeremy Hansen — on a flight around the far side of the moon and back.
Report criticizes NASA Boeing Starliner trip
An internal investigation is blasting NASA's handling of the first piloted flight of Boeing's Starliner spacecraft in 2024. The flight left two astronauts stuck on the International Space Station for nearly a year. The investigation found the flight was plagued by potentially life-threatening technical and management failures.
Cosmologist on UFO files
President Trump has ordered the release of all government documents related to aliens, UFOs and extraterrestrial life. It comes after former President Barack Obama addressed the topic earlier this week and said aliens are real, a statement which he later modified. CBS News contributor Janna Levin has more details.
NASA targets March 6 for Artemis II moonshot
A successful fueling test prompts NASA to press ahead toward a March 6 moonshot.
Latest Galleries
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Notable Deaths in 2026
A look back at the esteemed personalities who've left us this year, who'd touched us with their innovation, creativity and humanity.
Evidence in the Barbara Kendhammer case
Does the evidence show a cover-up, or was Todd Kendhammer wrongfully convicted for the murder of his wife?
The life & near death of prizefighter Christy Salters-Martin
Christy Salters-Martin dominated in the boxing ring but faced her toughest challenger at home.
Timeline: The disappearance of George Smith
Family seeks answers in death of newlywed who disappeared in 2005 while on Mediterranean honeymoon cruise.
Who is Alix Tichelman?
Meet the tattooed beauty charged in the death of Google executive Forrest Hayes.
Latest CBS News Videos
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Latest CBS News Videos
Farmers react to Trump's sweeping tariffs
U.S. farmers and manufacturers are feeling the heat of President Trump's sweeping global tariffs threats following the stunning Supreme Court decision on the economic policy. CBS News' Lana Zak has more.
Officials probe killing at Mar-a-Lago
An armed man was shot and killed after gaining "unauthorized entry" into Mar-a-Lago, President Trump's Florida estate, the Secret Service said. The shooting occurred as FBI Director Kash Patel attended the Winter Olympics in Italy. CBS News' Scott MacFarlane reports.
Trump threatens more global tariffs
President Trump threatened a 15% global tariff after the Supreme Court struck down his initial round of sweeping tariffs last week. CBS News' Nancy Cordes has the latest.
Partial government shutdown slams travel
The partial government shutdown is impacting funding for the Department of Homeland Security and affecting services for air travellers. CBS News' Tauream Small reports.
Mexico "El Mencho" operation sparks violence
Mexico's operation to capture cartel leader Nemesio Rubén Oseguera Cervantes, known as "El Mencho," ended in his death and sparked massive violence. CBS News' Karen Hua reports.