Investigation Into Deadly Train Derailment in NY [VIDEO]

NYC Train Derailment

UPDATE: Investigators say the train that derailed was going at a speed of 82mph as it entered a 30 mph curve.

Investigators are trying to figure out what caused a commuter train to derail in New York City on Sunday, killing four people and injuring more than 60.

FOX News Radio’s Jeff Monosso reports from the Bronx: