Washington Dulles International Airport Airlines' two East Coast hubs, with many nonstop flights to Europe, Asia, and South America. As of June 2015, United handled 61.1% of scheduled air carrier passengers at the airport. American Airlines has a 4.8% market share. Delta Air Lines handles 4.1% of scheduled air carrier passengers. In addition, 29 foreign carriers have service in and out of Washington Dulles. On a typical day, Dulles averages 1,000 to 1,200 flight operations. Dulles served 21.6 million passengers in 2014, a 1.7% decrease over 2013. However, international passenger traffic has increased by 1.6% to nearly 7.1 million during the same time. Additional
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