Chief Master Sergeant of the Air Force visits 911th Airlift Wing Published March 16, 2010 By Senior Airman Jamie Perry 911 AW/PA PITTSBURGH IAP ARS -- During his first visit to a Air Force Reserve Base, March 6, 2010, the 16th Chief Master Sergeant of the Air Force, James A. Roy, visits the 911th Aeromedical Staging Squadron.