Senior Airman Cody Lowe demonstrates how to avoid a strike and break out of a submissive hold while using a sweeping leg maneuver during a during a mixed martial arts basic ground combat training session, which he instructed Aug. 13, 2013, at the Gen. Nathan F. Twining Elementary Gymnasium on Grand Forks Air Force Base, N.D. The 319th Security Forces Squadron member from Hartford, S.D., was named the base’s Warrior of the Week for the third week of August. (U.S. Air Force photo/Staff Sgt. Luis Loza Gutierrez)