A regional jet carrying 64 people collided with an Army Black Hawk helicopter carrying three soldiers. Here's what we know about the incident so far.

The Army was one of 28 government agencies authorized to fly helicopters near DCA before last week's midair collision that ...

With black boxes in hand, investigators are now focusing on the actions of American Airlines Flight 5342 and an Army Black Hawk helicopter before they collided last week outside Reagan National ...

In last week’s air tragedy, a U.S. Army Black Hawk helicopter with three crew aboard collided with an American Airlines ...