U.S. Air Force Col. Johnny Roscoe, right, the commander of the 15th Wing, commends former Staff Sgt. Durward Swanson at the Dec. 7 remembrance ceremony at Hickam Field at Joint Base Pearl Harbor-Hickam, Hawaii, Dec. 7, 2013. The 15th Wing sponsored the ceremony. The morning of Dec. 7, 1941, Japanese bombers staged a surprise attack on U.S. military forces in Hawaii. The day after the attack, before a joint session of Congress, President Franklin D. Roosevelt asked for a declaration of war against Japan and the U.S. officially entered World War II.