Staff Sgt. Gary Graf, an 821st Expeditionary Training Squadron cable and antenna maintenance instructor at Camp Taji, Iraq, demonstrates to some of his Iraqi students how to cut open a cable and separate the different wires during a fiber optics maintenance course Feb. 13, 2010. During the 42-day course, Iraqi military students learn about theories, splicing cable and the improved capabilities that fiber optics can bring. Sergeant Graf is deployed to the 821st ETS from Sheppard Air Force Base, Texas. Master Sgt. Trish Bunting)

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Photo credit: © PJF Military Collection / Alamy / Afripics
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Keywords: air, airforce, force, military, states, united, usa