Air Force Staff Sgt. Erik Kristensen, 823rd Base Defense Squadron fire team leader, takes a knee while patrolling a village during an exercise at Camp Smith, , Oct. 28, 2011. Airmen from the 823rd BDS and New York Air National Guard's 105th Security Forces Squadron trained together for a week and then had to implement everything they learned into a 36-hour field training exercise which prepared them for future deployments. ( Air Force photo by Staff Sgt. Stephanie Mancha/Released)

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