U.S. Air Force Staff Sgt. Ealani Flores, Air Force Reserve’s 624th Aerospace Medicine Flight immunizations backup technician, administers a vaccination to 1st Lt. Tommy Rivera, Air National Guard’s 254th Air Base Group cyberspace officer, as part of individual medical readiness requirements during a unit training assembly at Andersen Air Force Base, Guam, June 3, 2018. The 624th AMDF, which is a unit of the 624th Regional Support Group, provides medical support to ensure wartime readiness and deploys qualified medical professionals in support of aerospace expeditionary rotations worldwide. (U.S. Air Force photo by Jerry R. Bynum)