Jennifer Crumbley's trial on Day 4 included defendant talking to police, insight from dean of students

Evidence presented during Jennifer Crumbley's trial Monday included video of the parents learning that their son was the Oxford High School shooter, along with video of the shooter's first police interview.

Jennifer Crumbley trial: Parents' first police interview shown on day 3

Jennifer Crumbley's third day of trial included new video of her first interview with police after the shooting, and testimony from her horse trainer and son's school counselor.

Uvalde, Texas school shooting timeline and law enforcement response

The Robb Elementary School shooting left 19 students and two teachers dead. In the months since, law enforcement has come under scrutiny and even ridicule for the 74 minutes it took officers to enter the school and kill the lone gunman.

Uvalde school shooting: DOJ report finds 'failures', 'no urgency'

A DOJ report on the Uvalde, Texas mass shooting at Robb Elementary School finds that police officials who responded "demonstrated no urgency."

Dan Marburger, principal injured in Perry, Iowa school shooting, dies

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.

Prague university shooting: Police seek motive after 14 killed, dozens injured

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.

Oxford High School shooter's sentence: life in prison without parole

On Friday, the Oxford High School shooter returned to court for his final appearance in Judge Kwame Rowe's courtroom where a bit of closure on some level was brought to the families in Oxford.

UNLV shooter who killed 3 had list of targets at the campus and another university, police say

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.

UNLV Shooting: 3 killed after gunman opens fire on campus, suspect deceased

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.

Shooting in Beavercreek, Ohio that hurt 4 is second to occur at a Walmart in 24 hours

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.

UVA delays release of 2022 campus shooting report to ensure fair trial for suspect

University of Virginia officials said Friday they were further delaying the public release of the findings of an investigation into the events surrounding a 2022 campus shooting that killed three student-athletes and wounded two other students.

Biden lays flowers outside bar where a shooter opened fire in Maine as he mourns with community

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.