Roll of Honor
Incident
Officer Mark Fleming and Officer Lisa Sandel were killed in an automobile accident while chasing a stolen vehicle on South Loop 12 near South Central Expressway. During the pursuit the police car spun out of control and struck another vehicle head-on. Officer Sandel succumbed to her injuries at the scene and Officer Fleming succumbed to his injuries the next day. The subject they were chasing was apprehended two days later and sentenced to two 10 year sentences for manslaughter. Officer Fleming had been with the Dallas Police Department for two years.
Survivors
He was survived by his parents and brother.
In Our Keeping
- Permanent identifier
BO-US-TX-388CAC61- Stewardship
- Maintained by NeuraWeb Global Inc.
- Added to badge.nw
- April 2, 2026
- Last updated
- July 23, 2026
Honored here by 1 sentinel - 1 tribute.
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Tributes
You barely got started.
Officer Fleming gave the Dallas Police Department 1 year.
Thank you for your service to the Dallas community. Gone but never to be forgotten.
Rest easy, Officer Fleming.
— S. Vincent Anthony, U.S. Army 1985-1993
Agency
Service Record
Incident Details
Officer Mark Lewis Fleming is one of 10,088 officers lost to accidents in the line of duty across the full record of this memorial — 31% of all 32,508 officers honored here.
In TX, 653 of 2,421 officers were lost to accidents in the line of duty — 27% of this state's fallen. That is 4 percentage points below the national rate of 31%.
At Dallas Police Department, 30 of 95 officers on record were lost to accidents in the line of duty — 31.6% of this agency's fallen.
National Cause Distribution
How Accident compares to all causes of officer death in the memorial record. Mark Lewis Fleming's cause is highlighted.
How Mark Lewis Fleming Compares
Offender Outcome
Sentenced to 10 years
When Accident Deaths Occur
Monthly distribution of Accident deaths across the full memorial record. Mark Lewis Fleming is highlighted in Jan.
Incident Location
Others Who Wore This Badge
94 officers from Dallas Police Department are honored on badge.nw. Showing the 16 most recent.
