Ed Donahue replays the events of Groundhog Day 1968 in his mind often.
"I’ll always remember it," he said.
The 80-year old retired Kansas City Police detective only worked with Officer Hugh Butler one night, but it was a night that changed both of their lives.
“It bothers me a lot, still does when you talk about it," he said in his first ever interview about the shooting on the 50th anniversary.