A PSA Airlines flight crew was in a tragic mid-air collision involving an American Airlines regional jet and an Army Black Hawk helicopter near Reagan National Airport in Washington, D.C., a source said.

An American Airlines regional jet went down in the Potomac River near Washington, D.C.'s Ronald Reagan Washington National Airport after colliding with a U.S. Army Black Hawk helicopter on Wednesday night, with no survivors expected.

Authorities continue to search for bodies and determine what led to the Wednesday, Jan. 29, midair collision between an American Airlines jet and a U.S. Army Black Hawk helicopter over the Potomac River in the Washington,