Incident
Deputy Sheriff Bryan Sleeper suffered a fatal heart attack while assisting another deputy in arresting a combative subject at about 12:45 am.
The other deputy had attempted to stop the man for speeding, but the suspect refused to stop and drove to his home. During the ensuing confrontation, the man was tased twice before Deputy Sleeper could handcuff him.
Deputy Sleeper collapsed moments later. He was transported to a local hospital where he was pronounced dead.
Deputy Sleeper had served with the Burleigh County Sheriff's Office for four years and previously served with the North Dakota State Penitentiary for seven years.
Survivors
He is survived by his wife, two sons, daughter, mother, father, six sisters, nieces, nephews, and grandson.
In Our Keeping
- Permanent identifier
BO-US-ND-B36C836F- Stewardship
- Maintained by NeuraWeb Global Inc.
- Added to badge.nw
- August 2, 2026
- Last updated
- August 2, 2026
Honored here by 1 sentinel - 1 tribute.
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Tributes
I never knew you. I am standing here anyway.
Deputy Sheriff Sleeper gave the Burleigh County Sheriff's Office 11 years.
Thank you for your service to the Bismarck community. Gone but never to be forgotten.
Rest easy, Deputy Sheriff Sleeper.
— S. Vincent Anthony, U.S. Army 1985-1993
Agency
Service Record
Incident Details
Deputy Sheriff Bryan Keith Sleeper is one of 1 officers lost to cardiac events in the line of duty across the full record of this memorial — 0% of all 97,756 officers honored here.
In ND, 7 of 61 officers were lost to cardiac events in the line of duty — 11.5% of this state's fallen. That is 11.5 percentage points above the national rate of 0%.
At Burleigh County Sheriff's Office, 1 of 3 officers on record were lost to cardiac events in the line of duty — 33.3% of this agency's fallen.
National Cause Distribution
How Cardiac compares to all causes of officer death in the memorial record. Bryan Keith Sleeper's cause is highlighted.
How Bryan Keith Sleeper Compares
When Cardiac Deaths Occur
Monthly distribution of Cardiac deaths across the full memorial record. Bryan Keith Sleeper is highlighted in Sep.
Incident Location
Others Who Wore This Badge
2 officers from Burleigh County Sheriff's Office are honored on badge.nw.
