Scot Peterson: Parkland officer on trial for failing to stop shooting

Opening statements set for today in the trial of Parkland school resource officer who stayed outside during shooting

Trial opens for former Florida deputy in Parkland school shooting

Two killed and five injured in shooting at Virginia graduation

Woman taken into custody in connection with shooting death of Black Florida mother who was killed after knocking on neighbor's door

A mass shooting after a high school commencement ceremony leaves 2 dead, including an 18-year-old graduate

Gunman shoots two dead, wounds five others at Virginia high school graduation

A shooting has been reported outside a high school graduation ceremony in Richmond, Virginia

5 suspects have now been arrested in the Florida shooting along Hollywood Beach that injured 9

Mother of 6-year-old who shot teacher will plead guilty to federal felony charges in deal with prosecutors

Police search for suspects after Sunnyvale, Texas, shooting leaves 1 dead, 4 injured, including children

2 teens shot dead, 4 others injured at a party in a vacant home, police say