The northern snakehead fish, now known as the Chesapeake channa, has long been established in the Chesapeake Bay.

Crews have finished recovering the wreckage of a plane and helicopter that collided mid-air, killing 67 people.

The Potomac River is open again after federal recovery teams concluded their salvage operations following the deadly ...

In images shared by the NTSB, the crumpled metal that was once a working military helicopter can be seen being lifted from ...

Officials said on Saturday that they recovered 42 sets of remains amid the investigation into the Jan. 29 Potomac River ...

Salvage crews worked on the Potomac River on Thursday morning and could be seen pulling out pieces of the Army Black Hawk helicopter that crashed with a plane last week, killing everyone on board ...

Even as crews continued to comb the Potomac River for victims' remains, the Army Corp of Engineers began recovering the ...

new video loaded: Aircraft Wreckage Is Recovered From Potomac River Recovery teams worked to pull parts of an American Airlines jet and a U.S. Army helicopter out of the Potomac River on Monday.

The mangled remains of the Black Hawk helicopter involved in last week’s deadly midair plane crash in DC were pulled out of the Potomac River Thursday, the National Transportation Safety Board ...

Crews spent the weekend positioning cranes and other key equipment following last week's deadly plane crash near Washington, ...