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
Live
Trump signs funding bill to end shutdown after package clears House
The House on Tuesday voted 217 to 214 to fund major parts of the government and end the partial shutdown. Follow live updates.
Blood found inside home of Savannah Guthrie's mother, source says
Investigators are combing through the house of "Today" show co-host Savannah Guthrie's mother, Nancy, in search of clues to the 84-year-old's disappearance.
Clintons will testify in Epstein probe after contempt threat, House panel says
Hillary Clinton will appear for a deposition on Feb. 26, while former President Bill Clinton will appear on Feb. 27, according to the House Oversight Committee.
Watchdog shares whistleblower complaint involving Gabbard with Congress after delay
The complaint was closed administratively by the intelligence community inspector general's office in June 2025, under prior leadership, watchdog says.
Jill Biden's ex-husband charged with murder of his 2nd wife, police say
The man whom Jill Biden divorced for the eventual 46th President of the United States is now in jail on murder charges.
U.S. shoots down Iranian drone that approached aircraft carrier, military says
U.S. Central Command said the drone "aggressively" approached the USS Abraham Lincoln as it was crossing through the Arabian Sea.
Lindsey Vonn says she'll compete in Olympics despite ACL injury
Lindsey Vonn, 41, said she ruptured her left anterior cruciate ligament, or ACL, but that she was still planning to compete.
Russia hammers Ukraine on eve of peace talks
A day before Russian, Ukrainian and U.S. teams meet to talk peace, Putin's forces pounded Ukraine's energy infrastructure with dozens of drones and missiles.
NASA hopes to fix Artemis II moon rocket leak with on-pad repair
NASA plans to test the planned leak repair with a second dress rehearsal fueling test later this month.
U.S.
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NASA hopes to fix Artemis II moon rocket leak with on-pad repair
NASA plans to test the planned leak repair with a second dress rehearsal fueling test later this month.
Watchdog shares whistleblower complaint involving Gabbard with Congress after delay
The complaint was closed administratively by the intelligence community inspector general's office in June 2025, under prior leadership, watchdog says.
SBA shuts out non-U.S. citizens from its main lending program
Starting March 1, the SBA will no longer guarantee loans for small businesses owned by foreign nationals, including green card holders.
Officials warn against drinking raw milk after baby dies from listeria
The New Mexico Department of Health said officials believe the baby contracted listeria after their mother drank raw milk during pregnancy.
Virginia Giuffre's family criticizes DOJ in handling of Epstein files
The brother and sister-in-law of Virginia Giuffre, one of Jeffrey Epstein's most vocal accusers, are speaking out about the Justice Department's handling of the latest Epstein files release.
MoneyWatch
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SBA shuts out non-U.S. citizens from its main lending program
Starting March 1, the SBA will no longer guarantee loans for small businesses owned by foreign nationals, including green card holders.
PepsiCo cuts prices of Cheetos, Doritos and other snacks
PepsiCo said the price cuts are aimed at making its products more affordable as consumers struggle with affordability.
Disney names parks chief Josh D'Amaro to succeed CEO Bob Iger
Josh D'Amaro, who oversees Disney theme parks and dozens of resort hotels worldwide, will become the next Disney CEO.
Consumer Reports' top 10 vehicles for 2026 — see which cars made the list
For the first time, the top 10 cars on Consumer Reports' annual list of best new vehicles also include electric or hybrid models.
Want to see Super Bowl 2026 commercials early? These ads are already live.
Many Super Bowl 60 ads are already online, along with teasers for commercials that will be unveiled during the NFL championship on Feb. 8.
Politics
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Watchdog shares whistleblower complaint involving Gabbard with Congress after delay
The complaint was closed administratively by the intelligence community inspector general's office in June 2025, under prior leadership, watchdog says.
SBA shuts out non-U.S. citizens from its main lending program
Starting March 1, the SBA will no longer guarantee loans for small businesses owned by foreign nationals, including green card holders.
Virginia Giuffre's family criticizes DOJ in handling of Epstein files
The brother and sister-in-law of Virginia Giuffre, one of Jeffrey Epstein's most vocal accusers, are speaking out about the Justice Department's handling of the latest Epstein files release.
U.S. shoots down Iranian drone that approached aircraft carrier, military says
U.S. Central Command said the drone "aggressively" approached the USS Abraham Lincoln as it was crossing through the Arabian Sea.
Clintons will testify in Epstein probe after contempt threat, House panel says
Hillary Clinton will appear for a deposition on Feb. 26, while former President Bill Clinton will appear on Feb. 27, according to the House Oversight Committee.
HealthWatch
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Officials warn against drinking raw milk after baby dies from listeria
The New Mexico Department of Health said officials believe the baby contracted listeria after their mother drank raw milk during pregnancy.
5 ways to find affordable care without health insurance
Many Americans are expected to lose ACA or Medicaid coverage in the coming months and years, but doctors and researchers say there are still ways to find affordable care.
When health insurance costs more than the mortgage
As health care costs skyrocket and federal lawmakers pull back help on ACA insurance premiums, more middle-income families are facing tough choices on health care.
Extended Interview: Mel Robbins
In this web exclusive, author and podcaster Mel Robbins talks with Norah O'Donnell about "The Let Them Theory."
Book excerpt: "The Let Them Theory" by Mel Robbins
In her latest bestseller, the motivational speaker discusses how personal growth is only possible when you stop pouring energy into things you cannot control – which includes changing other people.
World
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Boat crew tosses 115 kilos of cocaine in Pacific while fleeing Colombian navy
The seizure was announced on the same day that Colombian President Gustavo Petro met with President Trump at the White House.
Russia hammers Ukraine on eve of peace talks
A day before Russian, Ukrainian and U.S. teams meet to talk peace, Putin's forces pounded Ukraine's energy infrastructure with dozens of drones and missiles.
U.S. shoots down Iranian drone that approached aircraft carrier, military says
U.S. Central Command said the drone "aggressively" approached the USS Abraham Lincoln as it was crossing through the Arabian Sea.
As Iran and the U.S. eye talks, a protester asks Trump to "keep his word"
As Iran declares willingness to negotiate with the U.S., a woman who joined the recent protests says Iranians want their leaders out, and they want the U.S. to help.
Teen from Alabama among 3 junior hockey players killed in Canada crash
Caden Fine, 17, from Birmingham, Alabama, and two of his teammates were killed when their vehicle collided with a semi-truck in Canada.
Entertainment
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Blood found inside home of Savannah Guthrie's mother, source says
Investigators are combing through the house of "Today" show co-host Savannah Guthrie's mother, Nancy, in search of clues to the 84-year-old's disappearance.
Activists on inspiring next generation
Activist Gloria Steinem, who has fought for the rights of every woman, is on a mission to inspire the next generation. She is collaborating with Nobel Peace Prize Laureate Leymah Gbowee, who helped end the civil war in Liberia, on a new children's book. They talk to "CBS Mornings" about their experiences in their fight for equality and deciding to collaborate.
Westminster dog show winners on preparation
Three former winners of the Westminster Kennel Club Dog Show and their handlers join "CBS Mornings" ahead of this year's Best in Show title being awarded Tuesday. They talk about how they prepared to compete and what retirement is like now.
Gabrielle Union talks new film "Goat"
Gabrielle Union talks about starring in the new animated movie "Goat," working with her husband and the real life issues portrayed in the movie.
Disney names parks chief Josh D'Amaro to succeed CEO Bob Iger
Josh D'Amaro, who oversees Disney theme parks and dozens of resort hotels worldwide, will become the next Disney CEO.
Technology
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Technology
AI agents are using a social media platform
Moltbook, a social media platform for AI agents to interact, is growing. The Verge senior AI reporter Hayden Field joins CBS News with more details.
Inside the new social media platform for AI
Moltbook was launched last week by a software developer and mirrors the template of Reddit, but it's not for humans. Instead, it allows artificial intelligence agents to post written content and interact with other chatbots through comments, up-votes and down-votes. Tyler Cowen, professor of economics at George Mason University, joins CBS News to discuss.
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.
Alarming report on Amazon AI training
A new report from Bloomberg says Amazon found hundreds of thousands of cases of suspected child sex abuse material in its AI training data. Bloomberg tech reporter Riley Griffin joined CBS News to discuss.
How the gramophone changed music
While Thomas Edison's cylinders were the first to play recorded sound, they were impractical – leading Emile Berliner to come up with a better way to play music: The gramophone, invented in 1887, which played flat discs. Jane Pauley reports.
Science
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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.
Mysterious dark matter seen in new map of distant galaxies
Dark matter doesn't absorb or give off light so scientists can't study it directly. But they can observe how its gravity warps and bends the star stuff around it.
Cow develops technique to scratch herself
"CBS Saturday Morning" learns more about Veronika, the clever cow who figured out multiple ways to scratch herself with a broom. It was the first time a cow was seen using a tool.
Almanac: January 18
"Sunday Morning" looks back at historical events on this date.
Fossils found at Dinosaur National Monument, first excavation in 100 years
The Dinosaur National Monument, which is located on the border between Colorado and Utah, was last excavated in 1924.
Crime
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Crime
Sheriff: Ransom note received for Nancy Guthrie
The Pima County Sheriff tells CBS News that they have received a ransom note for Nancy Guthrie, the mother of "Today" show co-host Savannah Guthrie. Authorities would not confirm the note's authenticity. CBS News reporter Andres Gutierrez has the latest.
Boat crew tosses 115 kilos of cocaine in Pacific while fleeing Colombian navy
The seizure was announced on the same day that Colombian President Gustavo Petro met with President Trump at the White House.
Sheriff gives update on Nancy Guthrie
Officials in Arizona on Tuesday gave an update on the disappearance of Nancy Guthrie, the mother of "Today" show host Savannah Guthrie. Following the news conference, CBS News' Anna Schecter and Andres Gutierrez provided context.
Jill Biden's ex-husband charged with murder of his 2nd wife, police say
The man whom Jill Biden divorced for the eventual 46th President of the United States is now in jail on murder charges.
House committee report accuses DHS of Good, Pretti killings cover-up
The Democratic members of a U.S. House committee have released the findings of a report examining last month's fatal shootings in Minneapolis by federal immigration officers.
Space
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NASA hopes to fix Artemis II moon rocket leak with on-pad repair
NASA plans to test the planned leak repair with a second dress rehearsal fueling test later this month.
NASA delays Artemis II launch
NASA delayed the Artemis II moon rocket launch after a hydrogen leak was found during a wet dress rehearsal, the agency announced Tuesday. CBS News senior space consultant Bill Harwood has the latest.
NASA begins mission to map the boundaries of our heliosphere
A NASA mission is underway to map the heliosphere, which is a huge protective bubble around the solar system that was created by the sun.
NASA moon launch off until March due to issues during tests
NASA says it can't try until March at the earliest to send a crewed spacecraft on a flight around the moon and back, due to hydrogen leaks during testing of the Artemis II rocket.
Inside NASA's Artemis II mission
Artemis II echoes the Apollo-era missions that paved the way for the first moon landing — and sets the stage for what comes next.
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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
Sheriff: Ransom note received for Nancy Guthrie
The Pima County Sheriff tells CBS News that they have received a ransom note for Nancy Guthrie, the mother of "Today" show co-host Savannah Guthrie. Authorities would not confirm the note's authenticity. CBS News reporter Andres Gutierrez has the latest.
Boy saves family swept out to sea
A 13-year-old in Australia risked his life to save his mother and two younger siblings after they were swept out to sea. CBS News correspondent Shanelle Kaul has the details.
White House on Trump's voting comments
President Trump said Republicans should "nationalize" elections during an appearance on Dan Bongino's podcast. White House Press Secretary Karoline Leavitt said Mr. Trump was referring to the SAVE Act. CBS News White House reporter Aaron Navarro has more.
Renee Good's brothers speak on Capitol Hill
The brothers of Renee Good, the woman shot and killed by an ICE agent in Minneapolis, spoke in front of a congressional forum on Tuesday. The two discussed the politically diverse nature of their family and urged Americans not to let politics sow division. They also spoke about what they wanted the world to remember about their sister.
Trump meets with Colombia's president
President Trump met with Colombian President Gustavo Petro on Tuesday to discuss the counties' trade relationship and efforts to combat drug trafficking. CBS News senior White House correspondent Weijia Jiang has more.