Airmen from the 48th Security Forces Squadron run around the track at RAF Lakenheath, England June 20 to 21 as part of a 24-hour run named “The Senior Airman Nathan Run.” The run was dedicated to the memory of Senior Airman Jason Nathan, 48th SFS, who recently lost his life in Iraq in the line of duty. (U.S. Air Force photo by Airman 1st Class Kristopher Levasseur)