U.S. Air Force Staff Sgt. Guillermo Mejia, 18th Aeromedical Evacuation Squadron air evacuation technician, is reenlisted at the South Pole by Maj. Dwayne Rolniak, 18th Aeromedical Evacuation Squadron aeromedical evacuation crew flight commander. Both members are deployed from Kadena Air Base, Japan in support of Operation DEEP FREEZE at McMurdo Station, Antarctica.