A multi-agency search and rescue operation is underway in the Potomac River after a small American Airlines aircraft collided ...

The flight data recorder and cockpit voice recorder, known as the black boxes, may offer clues about what went wrong before the crash.

Meanwhile, temperatures in Washington, DC, are expected to dip into the 20s ... A light snow shrouds the skyline as a winter storm sweeps over the intermountain West, plunging temperatures into ...