Police say Edgar Maddison Welch was pulled over Saturday night as a passenger in a traffic stop because he had an outstanding warrant.

The man who showed up armed to a Washington, D.C., pizzeria after falling for a debunked conspiracy involving allegations of child sex trafficking was shot to death in a traffic stop.

The man, Edgar Maddison Welch, went to a D.C. restaurant in 2016 armed with a handgun and rifle to put an end to an alleged Satanic child sex abuse