30th Contracting Squadron
Jeffrey Grelck, 30th Contracting Squadron contracting officer, reviews a contract modification for compliance with regulations, Dec. 9, 2015, Vandenberg Air Force Base, Calif. At VAFB a primary mission is achieving successful polar-orbital launches – which are often essential to upholding U.S. dominance in space and could not happen without dedicated personnel from various organizations, like the members of the 30th Contracting Squadron. (U.S. Air Force photo by Senior Airman Shane Phipps/Released)

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