Former NTSB chair maps out D.C. midair collision
Robert Sumwalt, CBS News transportation safety expert and analyst and former chairman of the National Transportation Safety Board, detailed a map and timeline of the midair collision between an American Airlines flight and an Army helicopter.
What's Your Reaction?
Like
0
Dislike
0
Love
0
Funny
0
Angry
0
Sad
0
Wow
0
