Lawmakers received a closed-door briefing from federal investigators regarding last week's fatal mid-air collision between an American Airlines jet and a U.S. Army Black Hawk helicopter near Ronald Reagan Washington National Airport.

The National Transportation Safety Board said the cockpit voice recorder and flight data recorder from the American Airlines jet that collided with the Black Hawk helicopter Wednesday have been recovered from the wreckage in the Potomac River and are now at the NTSB labs for evaluation.

Data confirmed that the air traffic controller alerted the helicopter to the presence of the CRJ-700 about two minutes before the crash.

An American Airlines regional jet collided with a Black Hawk helicopter over the Potomac River, killing 67 people. A private medical jet crashed in Philadelphia, with 7 lives lost. Closer to home, a Delta Air Lines flight to Amsterdam returned to MSP for an emergency landing on Sunday due to a mechanical issue,

Two airport employees have been arrested in connection with what officials said was an unauthorized release of video of last week's fatal plane crash over the Potomac River in Washington, D.C. The footage showing the collision between an Army Black Hawk helicopter and an American Airlines passenger jet was leaked to CNN,

All 67 victims have been recovered from the Potomac River following a deadly mid-air collision between an American Airlines plane and a military helicopter. 60 victims were passengers aboard American Airlines flight 5342.