Heads up
Staff Sgt. Andres Tovar and K-9 Ciro, 45th Security Forces Squadron, provide crowd safety and security at Cape Canaveral Air Force Station, Fla., for the final launch of a NASA Space Shuttle July 8, 2011. The successful STS-135 mission marked the culmination of three decades of support of the shuttle program by the 45th Space Wing, other Air Force units and government agencies, and their mission partners on the Eastern Range. (U.S. Air Force photo/Eric Brian)

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