Drone footage by NTSB federal investigators shows extent of Baltimore Bridge disaster

Drone footage by NTSB federal investigators shows extent of Baltimore Bridge disaster. The U.S. Coast Guard (USCG) begins their search and recovery efforts for the six construction workers who are presumed dead. following Baltimore, Maryland's Francis Scott Key Bridge collapsed.

Investigators with the National Transportation Safety Board released new footage showing the extent of the damage wrought by a cargo ship that slammed into the bridge, taking it down.