Federal investigators are probing a crash on the Green Line last weekend in Somerville that sent four train operators and one ...

Investigators searching for wreckage from last week’s deadly midair collision between a US military Black Hawk helicopter and ...

The Federal Aviation Administration and National Transportation Safety Board are planning to brief senators just one week ...

The National Transportation Safety Board says the helicopter must be recovered from the Potomac River so it can get more ...

Recovery efforts continue on a smaller scale on the Potomac River, according to the NTSB, after crews last week recovered all ...

Newly released data from ground-based radar came out Tuesday suggesting an Army helicopter was higher than it was supposed to ...

Investigators have recovered most of the airplane and helicopter from the Potomac River, but continued searching for objects ...

An American Airlines regional jet collided with a U.S. Army Black Hawk helicopter on Jan. 29. Both aircraft plunged into the ...

Some of the reports warned that the flight space was "an accident waiting to happen" with others describing scenarios eerily ...

The day after on Feburary 9, the NTSB gave an update on its progress into the search of the Potomac River for additional ...

The U.S. Army helicopter that collided with an passenger jet near Washington, D.C., had an advanced surveillance system ...