History of the United States (1991–2008) South Tower less than twenty minutes later at 9:03 A.M. (EST), resulting in the collapse of both 110 story skyscrapers, and the destruction of the World Trade Center. The third hijacked plane, American Airlines Flight 77, was crashed into the Pentagon (the headquarters of the United States Department of Defense) in Arlington County, Virginia, demolishing a section of the outer southwest facing wall. After discovering that their plane, United Airlines Flight 93, was going to be used as a missile, passengers attempted to regain control of the plane which had been redirected towards Washington, D.C. However, after regaining control from
Construction of the Virginia approaches to Arlington Memorial Bridge Lee Boulevard.) was then under construction in a west-northwesterly direction from Falls Church, Virginia. At the time, its exact western terminus had not yet been decided, although many expected it to link with Francis Scott Key Bridge. The Virginia State Highway Commission, which was providing some of the money for Lee Highway, agreed with the NCPC. But Arlington County, which was building the highway, remained silent on the issue. Arlington County and Virginia officials were quiet about their preferences for the approaches in 1926 and 1927. The NCPC had the authority in the D.C. metropolitan area not only to approve