Body found in water in Tinicum Township, Pa.

TINICUM TWP., Pennsylvania (WPVI) -- A body was found Monday night in the water in Tinicum Township, Delaware County.

The discovery was made around 6 p.m. on the 8600 block of Lindbergh Boulevard, near the John Heinz National Wildlife Refuge at Tinicum and the Darby Creek.

Chopper 6 was overhead as police and marine units were investigating.

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It's still unclear how the person died.

Police have not released any further information including the identity of the victim.