Roll of Honor
Incident
Investigator Grosso was shot and killed by another officer during a drug buy in Brooklyn. He gave eight other officers a prearranged signal after completing the drug buy with two men in his car. As the officers ran to his car, he was shot in the head when an officer's gun accidentally discharged. He died of his wound the next day. Investigator Grosso had served with the New York State Police for 12 years and was assigned to the Drug Enforcement Administration's New York Joint Task Force.
Survivors
He was survived by his parents and two brothers.
In Our Keeping
- Permanent identifier
BO-US-NY-AF3DCA6C- 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
I never knew you. I am standing here anyway.
Investigator Grosso gave the New York State Police 12 years.
Thank you for your service to the people of New York. Gone but never to be forgotten.
Rest easy, Investigator Grosso.
— S. Vincent Anthony, U.S. Army 1985-1993
Agency
Service Record
Incident Details
Investigator Leslie S. Grosso 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 NY, 645 of 2,147 officers were lost to accidents in the line of duty — 30% of this state's fallen. That is 1 percentage points below the national rate of 31%.
At New York State Police, 94 of 171 officers on record were lost to accidents in the line of duty — 55% of this agency's fallen.
National Cause Distribution
How Accident compares to all causes of officer death in the memorial record. Leslie S. Grosso's cause is highlighted.
How Leslie S. Grosso Compares
When Accident Deaths Occur
Monthly distribution of Accident deaths across the full memorial record. Leslie S. Grosso is highlighted in May.
Incident Location
Others Who Wore This Badge
170 officers from New York State Police are honored on badge.nw. Showing the 16 most recent.
