Summary: Payton S. Gendron, 18, committed a racially motivated mass murder, according to authorities. He livestreamed the attack and was apprehended by police.
Weapon: semiautomatic rifle
Age of Shooter: 18
Mental Health Details: yes
Sources: https://www.nytimes.com/live/2022/05/15/nyregion/shooting-buffalo-ny; https://www.washingtonpost.com/investigations/2022/05/15/buffalo-shooting-gun-bought-bushmaster/
mental Health Sources: https://www.nytimes.com/2022/05/15/nyregion/gunman-buffalo-shooting-suspect.html