The Army Corps of Engineers is expected to begin removing wreckage following the deadly collision of an Army helicopter and a passenger plane.

There were 64 passengers aboard the plane, and three Army soldiers in the helicopter, according to officials. Here's a look at what we know about the victims.

Preliminary flight data from the deadly plane crash near Reagan National Airport in Washington, D.C., shows conflicting readings about the altitudes of a passenger jet and Army helicopter that collided,