A U.S. Border Patrol agent who was killed in Vermont during a traffic stop near the Canadian border was a military veteran who worked security duty at the Pentagon during the time of the Sept. 11 attacks, his family said. “He was a devoted agent who served with honor and bravery,” a family statement provided to The Associated Press late Tuesday said. “He had a tremendous respect and pride for the work he did; he truly embodied service over self.” Agent David Maland, 44, was killed Monday