Staff Sgt. Ryan McGinniss, a biomedical equipment technician with the 332nd Expeditionary Medical Group, checks the calibration of a high-volume blood infusion pump unit May 9, 2017, in Southwest Asia. McGinnis is the only biomedical equipment technician for the last Expeditioanry Medical Support System installation supporting joint and coalition members deployed to Operation Inherent Resolve. (U.S. Air Force photo by Staff Sgt. Alexander W. Riedel)