U.S. Air Force Master Sgt. James Howard, 352nd Special Operations Support Squadron Deployed Aircraft Ground Response Element Flight Chief from Chino, Calif., treads water during a Survive Evade Resist Escape exercise Feb. 26, 2015, at Lowestoft College in Norfolk, England. DAGRE are highly trained security forces who perform a wide range of special operations security forces missions. (U.S. Air Force photo by Senior Airman Victoria H. Taylor/Released)