BAGRAM AIRFIELD, Afghanistan --   Master Sgt. Jana Madrid, 455th Expeditionary Medical Group, biomedical equipment technician and facility manager, inspects a roof, Bagram Airfield, Afghanistan, July 23, 2016. The Joint-Craig Theater Hospital recently replaced the blast tiles on the roof. Blast tiles provide roof hardening and require replacement once deteriorated. As the facility manager of the Craig-Joint Theater Hospital, Madrid ensures all facility maintenance and safety standards are met. (U.S. Air Force photo by Senior Airman Justyn M. Freeman)