Crews have finished recovering the wreckage of a plane and helicopter that collided mid-air, killing 67 people.

NBC News’ Zinhle Essamuah takes a look at how black boxes work and who invented them in light of the recent mid-air collision ...

Live from Ronald Reagan National Airport overlooking the Potomac River to retrieve the submerged wreckage of an airliner and ...

View of the Potomac River as debris removal is underway after plane crash near D.C. Live from Ronald Reagan National Airport overlooking the Potomac River to retrieve the submerged wreckage of an ...

An American Airlines plane with 64 people on board collided with an Army helicopter over Washington, D.C., and crashed into ...

There are now 42 bodies that have been pulled from the Potomac River following Wednesday's midair collision that claimed 67 lives, Unified Command said. He acknowledged that there was dissension ...

ARLINGTON, Va. (AP) — Recovery crews and divers searched the Potomac River for remains and cleared wreckage Saturday from the midair collision of a passenger jet and Army helicopter that killed 67 ...

An Army helicopter crash with American Airlines Flight 5342 over the Potomac River on Wednesday night, killing all 64 people on board the plane and the three soldiers in the helicopter. James ...

ARLINGTON, Va. (AP) — Police boats combed the banks of the Potomac River on Friday, slowly scanning the shoreline in the rain as investigators sought clues into the midair collision that killed ...