Officials say no survivors after a passenger jet crashed with an Army helicopter on approach to a Washington, D.C., airport. Here's what we know.

An American Airlines regional jet went down in the Potomac River near Washington, D.C.'s Ronald Reagan Washington National ...

Through maps, videos, photos and radio transmissions, CNN is piecing together what occurred during the deadly, midair collision.

The Post spoke to several aviation experts about a number of factors that may have contributed to the fatal collision.

The plane, which took off from Wichita, Kan., with 64 people on board, was landing at Reagan National – traveling north ...

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.

More than 60 people were feared dead after an American Airlines regional passenger jet collided with a US Army Black Hawk ...

Flight map shows route of American Airlines plane before deadly crash in Washington DC - Sixty-seven feared dead after crash in Potomac River in Washington DC ...

President Donald Trump and First Lady Melania Trump attended the Commander-in-Chief Inaugural Ball and the Liberty Inaugural ...

Officials believe there are no survivors after a passenger plane on approach to Reagan National Airport near Washington, DC, collided Wednesday night with a US Army helicopter midair, sending both ...

An American Airlines flight carrying 60 passengers and four crew members has crashed after colliding with a Black Hawk at Ronald Reagan National Airport ...

Night - Clear. Winds variable at 4 to 6 mph (6.4 to 9.7 kph). The overnight low will be 21 °F (-6.1 °C). Sunny with a high of 48 °F (8.9 °C). Winds from SW to SSW at 6 to 11 mph (9.7 to 17.7 ...