A Boeing 767 on a morning Boston to Los Angeles (BOS-LAX) route. On September 11, 2001, the plane was hijacked and crashed into the south side of the southern tower of the World Trade Center, approximately between floors 87 and 93, exploding on impact. The plane was carrying 56 passengers and 9 crew members. There were no survivors.
See September 11, 2001 Terrorist Attack/Plane_casualties for the flight manifest.