George Washington, Thomas Jefferson, and the commissioners of DC judged the competition. Jefferson submitted drawings for the White House design himself, but Irish architect James Hoban won the ...

Newly released data from ground-based radar came out Tuesday suggesting an Army helicopter was higher than it was supposed to ...

Sixty passengers and four crew members from the plane and three Black Hawk helicopter personnel were killed, and a recovery ...

Screengrab from CNN video A regional jetliner landing at Reagan National Airport in Washington, D.C., collided with a military Black Hawk helicopter before both plunged into the Potomac River.

In the deadliest US aviation disaster in 20 years, 67 people died after an American Airlines passenger jet collided mid-air with a US Army Black Hawk helicopter in Washington DC. US President Donald ...