Self defense
Staff Sgt. Kyle Behymer, 931st Security Forces Squadron, practices blocking an attack from Staff Sgt. Nicholas Horine, 931 SFS, during open-hand combat training at McConnell Air Force Base, Kan., Jan. 5, 2013. The 931st Security Forces Squadron conducted training on blocking and striking techniques during the January unit training assembly to prepare their members to defend themselves in a hand-to-hand combat situation. (U.S. Air Force photo by 1st Lt. Zach Anderson)