Man who tried to help fallen Colorado officer was shot and killed by another officer, police say By AP staff article ARVADA, COLORADO - JUNE 22: Flowers, flags and notes cover a patrol car and bike outside Arvada City Hall during a memorial for Arvada Police Officer Gordon Beesley. Officer Beesley was killed during a shooting in Olde Town Arvada. (Photo by RJ Sango Expand ARVADA, Colo. - A man who intervened in a shooting that killed a police officer near Denver was shot and killed by a responding officer while holding the suspect's AR-15, police said Friday. Johnny Hurley, who has been described by police as a hero who prevented further bloodshed, shot suspect Ronald Troyke on Monday after Troyke gunned down Officer Arvada Officer Gordon Beesley with a 12-gauge semi-automatic shotgun.