National Law Enforcement Officers Memorial

Officer Rank: Police Officer

Memorial Panel: 27-W: 24

Department: U.S. Park Police

End of Watch: March 20, 1932

Cause: BIKE

Age: 54

Years of Service: 16

Description: Officer Grissam struck a parked car while on bike patrol near Judiciary Square in Washington, D.C. Officer Grissam was found lying unconscious and was quickly transported to the hospital. Officer Grissam died an hour later from his injuries which included a fractured skull, broken ribs and lung damage. The coroner's report and police investigation ruled out heart ailment and the possibility of a hit-and-run driver. The investigation concluded that Officer Grissam lost control of his patrol bike and struck a parked car head-on.