Incident
Constable Herbert Kessinger was shot and killed while attempting to serve a warrant on a man at his home. The suspect fired a shot through the front door when Constable Kessinger knocked on it, killing him.
The suspect was arrested, convicted of murder, and sentenced to life. In 1916 his sentence was reduced to 18 years.
No passage of time will ever erase your service and sacrifice. Rest in peace always.
Detective Cpl/3 Steven Rizzo Delaware State Police (Retired) October 4th, 2020
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BO-US-IL-74777B25- Stewardship
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- April 2, 2026
- Last updated
- July 23, 2026
Honored here by 1 sentinel - 1 tribute.
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Tributes
I never knew you. I am standing here anyway.
Constable Kessinger served with the Grisham Township Constable's Office.
Thank you for your service to the Grisham community. Gone but never to be forgotten.
Rest easy, Constable Kessinger.
— S. Vincent Anthony, U.S. Army 1985-1993
Agency
Service Record
Incident Details
Constable Herbert L. Kessinger is one of 17,623 officers killed feloniously — deliberately targeted and murdered in the line of duty across the full record of this memorial — 54.2% of all 32,508 officers honored here.
In MO, 516 of 813 officers were killed feloniously — deliberately targeted and murdered in the line of duty — 63.5% of this state's fallen. That is 9.3 percentage points above the national rate of 54.2%.
National Cause Distribution
How Felonious compares to all causes of officer death in the memorial record. Herbert L. Kessinger's cause is highlighted.
How Herbert L. Kessinger Compares
When Felonious Deaths Occur
Monthly distribution of Felonious deaths across the full memorial record. Herbert L. Kessinger is highlighted in Oct.
Weapons Used Against Officers
Most common weapons in felonious officer deaths. Herbert L. Kessinger was killed by handgun.