Defense Secretary Pete Hegseth calls the deadly aircraft collision involving a Black Hawk and a civilian airliner "a tragedy" in a statement obtained exclusively by Fox News.

An Army Black Hawk helicopter collided with a regional jet near Ronald Reagan Washington National Airport on Wednesday evening, U.S. officials confirmed to ABC News.

None are believed to have survived the Wednesday night collision, which caused both aircraft to plunge into the frigid Potomac River.

This data point is one of several key mysteries investigators are exploring as they seek to explain what caused the nation's worst air disaster in more than a decade, aviation experts said.

Elizabeth Anne Keys, 33, was flying back to Washington D.C. from a work trip before the plane crashed that night, her partner of six years, David Seidman, told The Enquirer.

The Black Hawk helicopter has been in service since 1979, but what makes it so special, that 36 countries use it? Here's everything you need to know.

The crew of the Army Black Hawk helicopter involved in the deadly collision with a jetliner had thousands of hours of flight ...

The service is often responsible for ferrying lawmakers and other V.I.P.’s across the area, and near Reagan National Airport.

Less than a day after the deadly collision of American Airlines 5342 and a US Army Blackhawk helicopter killed 67 people over ...

As the massive search operation continues, it's worth noting that President Donald Trump signed an executive order called Keeping Americans Safe in Aviation last Tuesday. On the president's social ...

Several Maryland agencies sprung into action late Wednesday to assist rescue and recovery efforts after an American Eagle ...

Authorities believe there are no survivors in the accident, which happened as a regional passenger jet was attempting to land ...