Lawsuit alleges that social media companies promoted White supremacist propaganda that led to radicalization of Buffalo mass shooter

One dead in shooting at Mercedes-Benz plant in Germany

Los Angeles police arrest 3 men suspected in January triple murder

Suspect in California church shooting charged with federal hate crimes

Armorer bought live rounds before 'Rust' shooting, prop supplier told police

Tennessee's Republican governor signs school safety legislation following Nashville shooting

Tunisia synagogue attack toll up to 6, local media says

Several mall massacre victims still hospitalized as Texas investigators remain uncertain of shooter's motive

Texas gunman had 'neo-Nazi ideation,' officials say

Louisiana man arrested in connection with the shooting of a 14-year-old girl while she was playing hide-and-seek

Texas mall shooting: Officials investigate gunman's political beliefs

'Like a combat zone:' Witnesses share harrowing accounts of Texas mall massacre as authorities identify children and family members killed