A Black Hawk helicopter can transport up to "12 fully equipped, seated troops in combat," according to Lockheed Martin, the weapons company that builds the helicopter. There are about 5,000 of these helicopters in use by the United States Military.

The American Airlines jet was carrying 60 passengers and four crew members when it collided with Black Hawk Army helicopter built by Connecticut's Sikorsky.

An American Airlines flight crashed into a U.S. Army Black Hawk Helicopter over the Potomac River as it approached Ronald Reagan Washington National Airport.

Military spokesman Ron McLendon II said the Army is joining an investigation into the crash headed by the National Transportation Security Board.

The location where a PSA Airlines MHIRJ CRJ700 struck a US Army Sikorsky UH-60 Black Hawk helicopter on 29 January is a busy flight corridor for military rotorcraft.

Multiple fatalities have been reported after a horrific incident involving American Airlines flight 5342 and a U.S. Army UH-60 Black Hawk helicopter over

The Black Hawk is a US Army workhorse helicopter. It has been flying for decades. One tragically collided with a passenger jet this week.

A tragic collision between a Sikorsky UH-60 Black Hawk helicopter and an American Airlines jet near Washington DC has shocked almost everyone.

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.