Mass Shootings

The Army reservist who killed 18 people in what became Maine's deadliest mass shooting in the state's history, sparking a massive manhunt before he was found dead last year, had traumatic brain injuries, a news scan shows. 

One of the men charged with murder in connection to the deadly shooting told police he was "just being stupid."

Two juveniles are being held for the Kansas City victory parade shooting that killed Lisa Lopez-Galvan and injured 22 others, police said Friday.

Kansas City shooting victim Lisa Lopez-Galvan was a beloved local DJ. Taylor Swift sent her "deepest sympathies" to Lopez-Galvan's family, along with a $100,000 donation.

A day after a shooting at the Kansas City Chiefs’ Super Bowl parade killed one person and injured 21 more, here's what we know about the suspects, victims and motive.

"Parades, rallies, schools, movies, it seems like almost nothing is safe," said Kansas City Mayor Quinton Luca.

During Jennifer Crumbley's trial Friday, prosecutors revealed messages that showed how she responded to the Oxford High School shooting. Jennifer is back in court again today as her trial continues.

Dan Marburger, the heroic Perry, Iowa high school principal who was shot while trying to protect students from a mass shooter, has died 10 days after the shooting, his family confirmed.

Czech police are investigating why a student went on a dayslong violent rampage culminating in a shooting at the university he attended in Prague that left 14 dead and dozens wounded.

A mass shooting in downtown Prague has left at least 15 people dead, and authorities warn the death toll could rise.

Police say the suspect in a deadly shooting at the University of Nevada, Las Vegas, had a list of targets at the school and at East Carolina University in North Carolina, where he once worked.

In a tragic incident at UNLV on Wednesday, the Las Vegas Metropolitan Police confirmed three fatalities and one person in critical condition following a shooting on campus. The suspected gunman is reported to be deceased.

Police in Ohio say a gunman opened fire inside a Walmart in Ohio and wounded four people before killing himself -- the second shooting in 24 hours at a store operated by the retail giant.

The president has already visited other communities scarred by mass shootings. He's been to Buffalo, New York; Uvalde, Texas; and Monterey Park, California, just in roughly the past year.

A sheriff's office reported Monday that the shooter's family had expressed concerns about his deteriorating mental health before the mass shooting.

As the U.S. reels from a mass shooting in Maine that killed 18 people, a violent Halloween weekend across the nation left at least 11 more dead.

A suspect is in custody following a mass shooting at a Halloween party that left 15 people wounded in Chicago's North Lawndale neighborhood early Sunday morning.

Two local law enforcement chiefs said a statewide alert was sent in mid-September to be on the lookout for the Maine mass shooting suspect. But after authorities couldn't find him, they moved on.