Video: 'The Edmond Post Office Shooting - Detroit 2 News 1986'

(Wednesday, August 20, 1986, shortly after 7:00 a.m. CST) — Mail carrier Patrick Sherrill, in trouble with his supervisors, opened fire in a crowded post office in Edmond, Oklahoma early this morning, killing 14 workers and injuring six others before killing himself with a bullet in the head.

Sherrill’s attack inspired the American phrase “going postal.”