The wreckage of the Black Hawk helicopter that collided with an American Airlines plane over the Potomac River in Washington ...

All of the plane and chopper wreckage has been fished from the icy Potomac River, as the National Transportation Safety Board continues to investigate the Jan. 29 mid-air crash that killed 67 people.

Investigators with the National Transportation Safety Board (NTSB) are examining the wreckage after an American Airlines plane and Black Hawk helicopter collided ...