18th Medical Group trains for contingencies Published Oct. 23, 2013 By Master Sgt. Geisha Patton 18th Medical Support Squadron KADENA AIR BASE, Japan -- Master Sgt. Geisha Patton, 18th Medical Support Squadron in-place patient decontamination team chief, and Airman 1st Class Tiffany Speth, 18th Medical Operations Squadron medical technician, set up a decontamination tent for training at Kadena Air Base, Japan, Oct. 17, 2013. The tent is used to treat patients who have been contaminated by a chemical attack. (U.S. Air Force photo by Senior Airman Marcus Morris)