The victims include top figure skaters from the US and Russia, a young pilot, flight attendants, and a lawyer travelling home on her birthday. Here are some of the people believed to have been on board the helicopter and the plane.

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.

A collision between an American Airlines passenger jet and an Army helicopter near Washington, D.C., that killed 67 people brought renewed focus on the federal agency charged with investigating aviation disasters.