On Jan. 29, an American Airlines passenger jet and an Army helicopter collided as the plane prepared to land at Washington D.C.’s Ronald Reagan National Airport.

The Black Hawk that collided with an American Airlines jet in January may not have had accurate altitude readings, ...

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

The Black Hawk pilots who collided with an American Airlines plane last month may not have heard vital information given by ...

The coldest burst of Arctic air this season is coming to put an icy exclamation point on America’s winter of repeated polar vortex invasions, meteorologists warn.