(Vince Little/Stars and Stripes)

Yokota Air Base, Japan, Aug. 1, 2006: Staff Sgt. Edwin Mena of the 374th Logistics Readiness Squadron pulls security beside a Humvee with other airmen while learning convoy-ambush survival tactics. Sponsored by Pacific Air Forces, the training was conducted by retired military members from an organization called Advancing National Strategies and Enabling Results, or ANSER. 

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