Social media posts from Antioch High School shooter Solomon Henderson showed a layout of the school, photos of a handgun and cartridges, a lock picking kit and his desire to livestream the shooting. Henderson also expressed admiration for Candance Owens.
https://www.newschannel5.com/news/newschannel-5-investigates/purported-writings-from-antioch-high-school-shooter-show-his-plans-thoughts-before-death