Investigators are working to determine the exact altitude of the doomed helicopter and whether its crew was using night ...

The NTSB has shared preliminary details about the deadly midair collision that occurred over the Potomac River in the Washington, D.C. area on Wednesday night.

The Unified Command team told reporters Sunday evening they would begin lifting wreckage from the water first thing Monday morning ...

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.

The vigil, organized by Ion co-owner Mitra Setayesh, paid tribute to the young skaters, their families and coaches who died ...