The sun rises over the Battleship Missouri and USS Arizona Memorials on the 73rd Anniversary Pearl Harbor Day. More than 2,000 guests, including Pearl Harbor survivors and other veterans, attended the National Park Service and U.S. Navy-hosted joint memorial ceremony at the World War II Valor in the Pacific National Monument. This year's theme focused on "Preserving the Memory." (U.S. Navy photo by Mass Communication Specialist 2nd Class Diana Quinlan/Released)