Scrutiny turns to harnesses inside chopper that crashed in New York City

Last Updated Mar 12, 2018 7:34 PM EDT

NEW YORK -- Federal investigators are trying to zero in on what caused a tourist helicopter to fall from the sky over New York's East River Sunday evening. Five passengers who booked the flight to take pictures were killed. The chopper's pilot managed to escape.

Crews pulled the battered helicopter out of the water Monday. Divers were forced to cut the passengers out of their safety harnesses.

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