Expert: 'Black boxes will hold answer'

Name: Expert: 'Black boxes will hold answer'
Uploaded: 2013-12-03T13:43:55+00:00
Description: Expert Mary Schiavo weighs in on a commuter train that crashed in the Bronx going 82 mph as it entered a 30-mph curve.

Collected by CNN on Dec 3, 2013

Expert Mary Schiavo weighs in on a commuter train that crashed in the Bronx going 82 mph as it entered a 30-mph curve.

Watch video