Master Sgt. Mike Kerr, a crew chief with the 191st Maintenance Squadron, connects a fuel hose to a KC-135 Stratotanker at Selfridge Air National Guard Base, Mich., Oct. 2, 2016. Kerr is a member of the Michigan Air National Guard and is assigned to Selfridge. (U.S. Air National Guard photo by Tech. Sgt. Dan Heaton)
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