The U.S. Army identified the third service member who was killed when a Blackhawk helicopter and an American Airlines flight crashed over the Potomac.

Preliminary data from the deadliest U.S. aviation accident in nearly 25 years showed conflicting readings about the altitudes of an airliner and Army helicopter when they collided near Reagan National ...

The army helicopter was flying higher than authorised when it hit the jet, killing all aboard both aircraft. Read more at straitstimes.com.