What caused the deadly midair collision between a passenger jet and Army helicopter?
Investigators are beginning to explore how an American Airlines jet and Black Hawk Army helicopter collided over Reagan Washington National Airport.
What is a black box on a plane? What to know after AA Flight 5342 crash with helicopter
NTSB member Todd Inman said "We feel comfortable and confident" that the boxes would be recovered. The fatal crash took place just before 9 p.m. Wednesday when American Airlines Flight ...