Senior Airman Tyler Wright,28th Security Forces Squadron armorer, left, Master Sgt. Layne Mayerstein, 28th Civil Engineer Squadron explosive ordinance disposal technician, middle, and Staff Sgt. Scott Greco, 28th CES EOD technician, right, pose for a photo as the top three males in the Rucksack March 10K at Ellsworth Air Force Base, S.D., March 11, 2016. More than 80 Airmen and civilians participated in the event. (U.S. Air Force photo by Airman 1st Class Denise M. Nevins/Released)