The Jan. 29 crash between an American Airlines passenger jet and an Army helicopter was the deadliest U.S. plane crash in more than two decades. Both aircraft plunged into the Potomac River ...

FILE - A piece of wreckage is lifted from the water onto a salvage vessel near the site in the Potomac River of a mid-air collision between an American Airlines jet and a Black Hawk helicopter ...

(AP) - A U.S. passenger flight preparing to leave the nation’s capital and an incoming military jet received instructions to divert and prevent a possible collision, officials said. Delta Air ...