Washington Dulles International Airport Rosslyn Metro station in Arlington and terminates at the L'Enfant Plaza Metro station in Southwest DC. Rosslyn can be accessed by the Orange, Blue, and Silver lines, while L'Enfant Plaza is also served by the Yellow and Green lines. Washington Flyer's Silver Line Express bus service operates roughly every 15–20 minutes between the airport and the Wiehle – Reston East Metro station. This service will be permanently discontinued when Phase II of the Silver Line opens in 2020. Passengers connecting to the Shenandoah Valley can use the Shenandoah Valley Commuter Bus, which connects to the Vienna and Rosslyn Metro stations.
John Foster Dulles son John W. F. Dulles (1913–2008) was a professor of history and specialist in Brazil at the University of Texas at Austin. Their daughter Lillias Dulles Hinshaw (1914–1987) became a Presbyterian minister. Their son Avery Dulles (1918–2008) converted to Roman Catholicism, entered the Jesuit order, and became the first American theologian to be appointed a Cardinal. Upon graduating from law school and passing the bar examination, Dulles joined the New York City law firm of Sullivan & Cromwell, where he specialized in international law. After the start of World War I, Dulles tried to join the United States Army, but