Runners participate in the 9/11 Reflection Ceremony and 5K at Langley Air Force Base, Va., Sept. 11, 2014. U.S. Air Force personnel assigned to Distributed Ground Station-1 hosted the event, which included the Stripes with Pipes Acapella Group singing the National Anthem and a special message from Chaplain Robert Duplease. (U.S. Air Force photo by Senior Airman Kayla Newman/Released)