NEWARK — Authorities say a police officer was involved in a shooting Tuesday on a city street.

But it wasn't immediately clear if anyone was hurt in the incident, which occurred around 4:30 p.m. in the area of 18th Avenue and Alexander Street in the city's Vailsburg section.

Authorities said at least one other person was involved in the shooting, but further details were not immediately released.

Numerous law enforcement officers were canvassing the area for evidence and speaking with residents, while police helicopters were flying over the area as part of the search.

The shooting is under investigation by the Essex County Prosecutor's Office.

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