Officer Dennis Shuck died on August 23, 2006. Officer Shuck was on duty operating a Cheyenne Police Department motorcycle and was in pursuit of a traffic violator. While attempting to maneuver through traffic his motorcycle was struck by another vehicle which turned in front of him. Officer Shuck died from his injuries two days later.

On July 28, 2011, a 911 caller reported a juvenile girl struggling in the swollen North Platte River, behind the State Fair Grounds.  Despite having one minute remaining in his shift, Deputy Gross responded and without hesitation dove into the river after furiously stripping off his boots and uniform.  In reaching the girl, bystanders saw Bryan “throw the girl out of the water towards the bank.”  In the ensuing confusion, Bryan was gone.  The girl was rescued downstream by other emergency responders and civilians.
The body of Deputy Gross was located after an extensive 2 1/2 day search, several miles downstream. Hundreds of community members, volunteers and emergency responders participated in this search.

Deputy Chief Bill Stanford died on August 13, 2007. While on duty, Deputy Chief Stanford suffered a fatal heart attack while running on a treadmill in the department’s gym. He was preparing for the department’s annual physical fitness test in September.

Lieutenant Mont Mecham succumbed to gunshot wounds sustained on October 14th, 1996, when he and another officer attempted to question a man about a murder.  The officers were let into the house before the suspect opened fire on them, striking Lieutenant Mecham in the neck and the other officer in the arm. Despite his wounds, the other officer was able to return fire and wounded the man.  The man barricaded himself in the attic until being taken into custody by a SWAT team..  Lieutenant Mecham never fully recovered and died from complications of the gunshot wound on April 3rd, 2017.  Lieutenant Mecham had served in law enforcement for 33 years before medically retiring in 2003.