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 county officials to plot a route around the north rather than south end of Arlington National Cemetery. In May 1932, Arlington county officials learned that the Virginia State Highway Commission had not obtained all the rights-of-way needed for the northern route. On May 22, the County Board of Supervisors ordered the Commonwealth's Attorney to seek condemnation of an right-of-way from Washington Boulevard north to North Pershing Drive. To assist the state in building this route, Senator Carter Glass attempted to secure a $10,000 appropriation to help the state survey the Lee Boulevard route. His effort was not successful. By 1933,