D.C. Water is dropping crews and a 14-ton drilling rig just north of Great Falls in Virginia to gather samples for a future ...

Officials say the conditions of the Potomac River are complicating recovery efforts of the bodies of the 67 presumed dead in ...

In audio from the air traffic control tower around the time of the crash, a controller is heard asking the helicopter, “PAT25 ...

Recovery crews using a waterborne crane began raising the wreckage of an airliner from the icy Potomac River on Monday as divers, engineers, pathologists and others worked to account for still ...

There was no immediate confirmation of any casualties, but surviving an extended submersion in the river would be difficult. On Wednesday, the Potomac River was 36 degrees Fahrenheit, according to ...