NEW YORK (CBSNewYork) – Police say they’ve arrested someone in the death of a groundskeeper at a golf course in Queens.

David Mangaran, 19, has been charged with felony assault.

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MORE: Police: 79-Year-Old Man Dies Following Altercation With Teenagers On Queens Golf Course

In early September, the victim, 79-year-old William Hinchey was found unconscious and unresponsive at Forest Park Drive.

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Police say he was trying to stop teenagers from stealing flags when one of them shoved him to the ground.

Hinchey died days later.

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