The sun rises over the main stage before the start of the Pentagon Memorial dedication ceremony September 11, 2008. The national memorial is the first to be dedicated to those killed at the Pentagon on September 11, 2001. The site contains 184 inscribed memorial units honoring the 59 people aboard American Airlines Flight 77 and the 125 in the building who lost their lives that day. REUTERS/Master Sgt. Adam Stump-U.S. Air Force/Pool (UNITED STATES)