Raymond Lightbourn (second from right) of Upper Marlboro, Md., salutes during the national anthem at the commemoration of the Sept. 11 attack on the Pentagon, held at the Pentagon Memorial in Arlington on Sunday, Sept. 11, 2011. Mr. Lightbourn, who attended with his nephew John Allen (second from left) of Clinton, Va., lost his sister Samantha Lightbourn-Allen, Mr. Allen's mother, in the attack on the Pentagon. Reflecting on the past 10 years, Mr. Lightbourn said that "every year opens up the wounds; we relive the experience every time we come here." (T.J. Kirkpatrick/The Washington Times)