Families and friends of those who lost loved ones in the deadly American Airlines and Army helicopter collision are sharing tributes online in memory of the crash victims.

An American Airlines jet and an Army helicopter collided over Washington, D.C., Wednesday night. All 67 people aboard the aircraft are presumed dead.

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.