The impact area where a medical transportation plane crashed in Philadelphia was notably ''expansive,'' U.S. Transportation Secretary Sean Duffy said Monday after viewing the site with investigators ...

Elon Musk and President Donald Trump are applying Silicon Valley’s “move fast and break things” ethos to the US government.

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