U.S. Air Force 1st Lt. Lindsay Chapman, Medical Group, 181st Intelligence Wing, Indiana Air National Guard vaccinates Master Sgt. Rhonda Howell with MMR Vaccine (Measles, Mumps, and Rubella) during the May 2014 Unit Training Assembly at Hulman Field, Terre Haute, Ind. Maintaining mission readiness is key to the 181st Intelligence Wing and the Air National Guard. (U.S. Air National Guard photo by Senior Master Sgt. John S. Chapman/Released)
Senior Master Sgt. John Chapman
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