The accident was reported around 8:25 a.m. Friday in the Tribeca neighborhood. The crane landed across several parked cars, smashing their roofs.
The collapsed metal lattice landed across an intersection and stretched much of a block.
A witness who works nearby says he saw onlookers trying to help a person who was trapped in a car. Robert Harold says he also saw a person lying motionless body in the street.
Further details were not immediately known.