A sergeant with the Canadian County Sheriff's Office died Saturday while on duty.
According to Canadian County Undersheriff Chris West, Sergeant Gary Garrison died of heart failure.
Sgt. Garrison was a 17 year veteran of the Canadian County Sheriff's Office and a U.S. Army veteran. Prior to his time at the sheriff's office, Sgt. Garrison worked at the Federal Correctional Institute in El Reno.
Funeral services have been planned for 2:00pm Wednesday at Sacred Heart Catholic Church in El Reno.