Transportation in Washington, D.C. 30 minutes south of the city in Lorton, Virginia. Connections to the Washington Metro are offered at in Washington, station in Prince George's County, in Montgomery County, and , adjacent to Alexandria Union Station. Metrorail's Yellow and Blue Lines serve Ronald Reagan Washington National Airport. Express bus service from and is provided to Washington Dulles International Airport. Baltimore-Washington International Airport is served by express bus from and by rail from Union Station by MARC and Amtrak. There is also a planned station for Washington Dulles International Airport on the Metrorail Silver Line. DC Circulator is a downtown circulator bus system
Avery Dulles of Notre Dame, the Catholic University at Leuven, Yale University, and St. Joseph's Seminary, Dunwoodie. He was the author of over 700 articles on theological topics, as well as twenty-two books. In 1994, he was a signer of the document "Evangelicals and Catholics Together." Past President of both the Catholic Theological Society of America and the American Theological Society, and Professor Emeritus at The Catholic University of America, Dulles served on the International Theological Commission and as a member of the United States Lutheran/Roman Catholic Dialogue. Dulles was critical of dual-covenant theology, especially as understood in the U.S. Conference of