9/11: The Plane That Hit The Pentagon -

: Flight 77 departed from Dulles International Airport at 8:20 a.m.. Roughly 30 minutes into the flight, five hijackers took control of the cockpit and turned the plane back toward Washington, D.C..

In the immediate aftermath, the Department of Defense launched the , an aggressive effort to rebuild the damaged 400,000 square feet of office space. 9/11: The Plane that Hit the Pentagon

: Just 5 miles from the target, the plane executed a 330-degree descending spiral turn. It flew so low that it clipped five streetlights and a portable generator before slamming into the Pentagon's first floor. : Flight 77 departed from Dulles International Airport

At 9:37 a.m. on September 11, 2001, struck the western face of the Pentagon, killing all 64 people on board and 125 personnel inside the building. Traveling at 530 miles per hour, the Boeing 757 penetrated three of the structure's five concentric rings, sparking a massive jet-fuel fire that burned for days and led to a localized structural collapse at 10:15 a.m.. The Flight and Impact : Just 5 miles from the target, the