A timeline of last month's air disaster in Washington, the deadliest in the US since 2001
More than two weeks after a helicopter and airplane collision over Washington killed 67 people, investigators have completed their work at the scene where the aircraft fell into the Potomac River.
NTSB reveals new information on midair collision
The NTSB briefed reporters today on information obtained from the black box of the Black Hawk helicopter that collided with an American Airlines regional jet killing all 67 people on board the two ...