U.S. Navy Sailors and Newport News firefighters salute during the national anthem at a 9/11 memorial ceremony at the Victory Arch in Newport News, Va., Sept. 11, 2016. The event served to honor the 2,977 people who lost their lives in the 2001 attacks on the World Trade Center, the Pentagon and United Airlines Flight 93. (U.S. Air Force photo by Staff Sgt. J.D. Strong II)