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More than one year after two gunmen opened fire on students at the STEM School Highlands Ranch, one of the teenage shooters, Maya "Alec" McKinney, was sentenced to life in prison with the possibility of parole.
The study is intended to help teach students what to do in a school shooting -- without causing lasting psychological trauma.
The Secret Service has released a report that examines school shootings in hopes of preventing future attacks.
A special legislative committee charged with addressing school safety is recommending five bills aimed at saving lives.
A student who is accused of shooting another student in the parking lot of Sheridan High School has turned himself in to police.
When a student opened fire inside STEM School Highlands Ranch on Tuesday, at least one student jumped into action.
The deadly school shooting at STEM School Highlands Ranch prompted an emotional response from Gov. Jared Polis.
South High School in Denver was placed on lockdown Wednesday morning and then kept on lockout for the rest of the day in what Denver police are calling an "abundance of caution."
Deputies from Douglas County executed a search warrant at the home of one of the suspected gunmen in Tuesday's school shooting.
It was a stressful wait before an emotional reunion for parents as they waited to get their children after one was killed in a school shooting at STEM School Highlands Ranch.
Students at STEM High School Highlands Ranch talked to CBS4 about the shooting that left multiple people injured Tuesday afternoon.
Next month the nation will join Colorado in commemorating the 20th anniversary of the Columbine massacre. Former students who survived the shooting have been working with survivors of gun violence.
Sandy Hook Elementary School students have been sent home for the day after a bomb threat forced an evacuation on the sixth anniversary of the massacre that killed 20 first-graders and six educators.
Documents from the investigation into the massacre at Sandy Hook Elementary School in Connecticut are shedding light on the gunman's anger, scorn for other people, and deep social isolation in the years leading up to the shooting.
Two Kentucky high school students who dressed as the Columbine High School shooters for Halloween have been suspended.
Denver Public Schools spent the summer making significant security upgrades which includes how schools perform lock down drills.
The author of a best-seller about the Columbine school shooting is working on a book about Parkland.
The developer of a school shooting video game has been dumped by PayPal.
Prosecutors have released new evidence in the case against Nikolas Cruz, confessed gunman of the Marjory Stoneman Douglas massacre. A campus monitor says the shooter pulled up to the school in an Uber.
Benje Choucroun was at the press briefing covering the White House Sports and Fitness Day for "Time For Kids" magazine.
Gun enthusiasts gathered for a rally in Longmont to defend their 2nd Amendment rights, after a city council in the same county recently voted to ban assault weapons.
Texas Lt. Gov. Dan Patrick called Sunday for a "hardening" of the nation's school buildings in the wake of the attack by a 17-year-old student who killed 10 people at a high school near Houston.
An exchange student and two substitute teachers were among the 10 people killed during the shooting at Santa Fe High School in Galveston County, Texas.
The suspect accused of attacking a Texas high school exchanged "a lot of firepower" with authorities before he surrendered, a top county official said Saturday, a day after the shooting in an art classroom that killed 10 people.
In the aftermath of the school shooting that claimed 10 lives on Friday morning, Watt has informed Santa Fe High School he will pay for the funerals of the victims,
Two rescues within the past week in San Miguel County are a reminder about preparation in the mountains as the arrival of warm weather means more people in the mountains.
The Mecca Sports Bar in Denver will be allowed to continue operations after it reached a settlement agreement with the city.
According to a new study, one in five Americans participates in "doom spending" to alleviate stress.
A new development in Littleton, inspired and supported by Denver Broncos legend Peyton Manning, is now one big step closer to reaching the endzone.
The agreement, as read by senior U.S. officials, allows Iran to immediately begin exporting oil and petroleum products.
Two rescues within the past week in San Miguel County are a reminder about preparation in the mountains as the arrival of warm weather means more people in the mountains.
The Mecca Sports Bar in Denver will be allowed to continue operations after it reached a settlement agreement with the city.
According to a new study, one in five Americans participates in "doom spending" to alleviate stress.
A new development in Littleton, inspired and supported by Denver Broncos legend Peyton Manning, is now one big step closer to reaching the endzone.
Denver Parks and Recreation says there has been some confusion about the riding of e-bikes and mopeds on trails.
The Conoco in Denver's Bonnie Brae neighborhood has been owned by the same family for decades.
Two rescues within the past week in San Miguel County are a reminder about preparation in the mountains as the arrival of warm weather means more people in the mountains.
Co-chair of the America 250 - Colorado 150 Commission, Nathan Richie, shared the events happening across the state for Colorado Day and for America's 250th birthday.
A Colorado judge allowed Denver Broncos outside linebacker Jonathon Cooper to stay out of jail despite being accused of violating a protective order.
There's a chance for some unsettled weather in Denver's forecast early next week.
Assistant Coach of the Colorado Eagles, Kim Weiss, is headed to Las Vegas after accepting a head coach position for a new Professional Women's Hockey League team.
The 23rd Judicial District Attorney in Douglas County has dropped charges against a woman who was recently involved in two incidents with Denver Broncos outside linebacker Jonathon Cooper.
Karl-Anthony Towns will "be beloved forever," Magic Johnson said in a surprise congratulatory message on "CBS Mornings" after the New York Knicks won the NBA championship.
Serena and Venus Williams are getting back together as a doubles team, at Wimbledon. The last time the sisters were a doubles duo was at the 2022 U.S. Open, where they lost their opening match.
Iran's World Cup team coach says it was ordered to leave the U.S. and return to its training base in Mexico only a few hours after opening its politically charged tournament with a draw.
The agreement, as read by senior U.S. officials, allows Iran to immediately begin exporting oil and petroleum products.
Acting Attorney General Todd Blanche appointed Alessandra Serano to serve as the Justice Department's national coordinator on human trafficking and child exploitation cases.
Karl-Anthony Towns will "be beloved forever," Magic Johnson said in a surprise congratulatory message on "CBS Mornings" after the New York Knicks won the NBA championship.
Forecasters say the potential first tropical cyclone of the 2026 Atlantic hurricane season could develop into a fully formed storm on Wednesday and bring life-threatening flash flooding.
India alone has more than 18,000 sailors stuck across the Persian Gulf region. Some tell CBS News it feels like they're "in jail."
The agreement, as read by senior U.S. officials, allows Iran to immediately begin exporting oil and petroleum products.
Acting Attorney General Todd Blanche appointed Alessandra Serano to serve as the Justice Department's national coordinator on human trafficking and child exploitation cases.
Republican gubernatorial candidate Victor Marx often points to his prolific fundraising as proof he's the undisputed frontrunner in the race for governor.
CBS Colorado had hoped to bring you a debate between the two Democratic candidates for governor, but that didn't happen. Both parties had agreed that we would record the debate on Monday.
President Trump, who is in France for the G7 summit, said he didn't like that Israel attacked Lebanon two hours before the U.S. signed an agreement with Iran.
Loveland is working to get ahead of the curve this summer after the state's first West Nile virus case of the year was detected.
A WHO official tells CBS News Ebola is still spreading in Congo after a month, as experts race to contain the outbreak in Central Africa.
The affected formula was sold at Target and at Nara.com, according to the Food and Drug Administration.
For most children, kicking a soccer ball around the backyard is an everyday activity. For 6-year-old Hadley McMahon, it's something her family once feared they would never see.
The New World Screwworm was recently found in Texas and New Mexico. Now, state officials have announced an emergency rule to prevent the spread of the flesh-eating parasite into Colorado.
Film submissions are officially open, construction projects are beginning at venues across the city, and festival organizers are working with local leaders to shape what the 2027 Sundance Film Festival will look like when it arrives in Colorado.
Some Colorado customers are pushing back against a proposed Xcel Energy rate increase, arguing they are already paying high bills without receiving reliable service.
The sale will split ownership of the pizza chain between a U.S.-based private equity firm and a Chinese restaurant company.
The deal comes just days after SpaceX went public in the largest IPO in history, raising $75 billion to help fund its expansion.
Nestled in Denver's oldest historic district is a piece of Americana dating back decades. A new book shares the star-studded history of Rockmount Ranch Wear and its influence on fashion icons.
Magnus' Law is named after a 17-year-old boy killed by a driver who was never investigated for DUI. But the driver had been drinking.
Most parents assume they get to choose which health insurance plan covers their newborn. For one family, that wasn't the case.
Colorado's legal marijuana industry was built on a promise: strict regulation would protect businesses and consumers, while tax revenue would support schools, roads and public programs. But one of the state's largest cannabis cultivators says that promise is beginning to break down.
Brandin Kreuzer, the man whose 50-year prison sentence for shooting a sheriff's deputy was commuted by Colorado's governor, says he is ashamed of the violence he committed as a 19-year-old.
Construction on a much-anticipated 10-acre entertainment district in Glendale has come to a halt, with the developer and the city accusing each other of being responsible for the project going off the rails.