More than two weeks after a helicopter and airplane collision over Washington killed 67 people, investigators have completed ...

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 ...

Investigators say the crew of the helicopter that collided midair with an American Airlines jet near Washington D.

The NTSB said today the Black Hawk helicopter that crashed into a passenger jet over the Potomac River may have been getting incorrect altitude readings ahead of the collision. NBC News’ Erin ...

TRAIN EARLY YESTERDAY MORNING. EARLY THIS MORNING, THE FINAL TROLLEY INVOLVED IN THIS WEEKEND’S GREEN LINE COLLISION ROLLED OUT OF EAST SOMERVILLE STATION. EMERGENCY. WE JUST HAD A TRAIN ON ...

Recovery crews have now pulled all of the major pieces of wreckage from the Potomac River after the crash between a regional ...

NBC News' Erin McLaughlin summarizes key takeaways from Friday's briefing by the National Transportation Safety Board regarding last month's deadly plane crash over the Potomac River.

Alaskan authorities work to recover wreckage of commuter plane crash that killed 10, as investigators seek answers.

The recovered pieces were moved to “a secure airport facility for further examination and documentation,” the National Transportation Safety Board said.

The National Transportation Safety Board said all of the major pieces of the Black Hawk helicopter and American Airlines Flight 5342 that collided on Jan. 29 near Reagan National Airport have been ...

All major pieces of the American Airlines plane and Black Hawk helicopter that collided last week in Washington, DC, have been recovered, the National Transportation Safety Board announced Saturday.