CNN's Jake Tapper talks to Joel Zaritsky, who was sitting in the fourth car of the train when it derailed on Sunday. He is one of the lucky survivors who escaped with minor injuries.
CNN is learning new details in what could have caused the deadly train derailment in New York on Sunday.
According to officials, the train's engineer, William Rockefeller, passed a breathalyzer but told investigators he was "in a daze" and doesn't know "what happened' in the moments leading up to the crash.
The national transportation safety board says there was no problem with the brakes. Four people were killed and at least 67 others were injured when the commuter train entered a sharp turn going 82 miles per hour, in a 30 miles per hour zone.
Nic Robertson is OutFront at the crash site with the latest.