The Black Hawk helicopter may have been flying with “bad data” and didn’t hear all air traffic control instructions before ...

The National Transportation Safety Board said the helicopter’s cockpit voice recorder didn’t capture key directions from ...

NTSB's Friday briefing about the fatal midair collision near DCA highlighted ongoing investigations into potential radio communication lapses.

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

The National Transportation Safety Board provided an update on Friday into the investigation of the deadly Army Black Hawk helicopter and American Airlines flight collision.

With black boxes in hand, investigators are now focusing on the actions of American Airlines Flight 5342 and an Army Black Hawk helicopter before they collided last week outside Reagan National ...

Days after a Learjet 55 air ambulance crashed in a Philadelphia neighborhood, the NTSB has recovered avionics that could help explain the cause of the devastating accident. The safety board said Feb.

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 ...