ANNAPOLIS, Md. - As President Bush vowed to keep fighting in Iraq, midshipmen who are poised to graduate from academic life to combat said Wednesday they were reassured by the president's determination. Despite debate about the direction of the war, the president refused to set a timeline for withdrawing U.S. troops, a decision that was greeted with enthusiasm by midshipmen who are months from graduating. "It's a great feeling knowing that you're going to be a part of freeing up Iraq," said midshipman Jason Copare, of Pittsgrove, N.J. "You have a direct impact on the freedom of another country. It's...