Patrolman Petrie was shot and almost instantly killed on June 7, 1919, by one of the three “hard lookers” whom he was in the act of arresting and taking back to the police department. The murder took place at the point where the Colorado and Southwestern railroad crosses Carey Avenue. Governor Carey offered a $500 reward for the arrest and conviction of the murderer; however, the murderer was never apprehended. Officer Petrie had been employed only five days.

On April 21, 1927, Sheriff C M Cosby and Deputy Robert E Welliever went to a location approximately four miles east of Laramie in response to a complaint regarding a Frank Bray. Upon their arrival at the location, Bray shot and killed Sheriff Cosby. Deputy Welliever shot and killed Bray.

On November 15, 1925, Officer Radden was critically injured when his motorcycle sideswiped an automobile. At the time of the accident, Officer Radden was attempting to deliver a hose nozzle to firemen fighting a fire on East H Street. Officer Radden died November 18, 1925, of injuries received in the accident.

On August 23, 1927, Undersheriff Edward Goodfellow was transporting two prisoners 7 miles east of Thermopolis with Sheriff Frank McFarlane. The vehicle they were traveling in went over a 100 foot embankment and it is unknown if there was a problem with either prisoner. Undersheriff Goodfellow died on August 24, 1927, due to injuries sustained in the vehicle accident.