KUNSAN AIR BASE, Republic of Korea -- The 8th Healthcare Operations Squadron medical logistics flight trained with medical material personnel Eielson Air Force Base, Alaska, on how to build and operate a chemical protection system (CPS) at Kunsan Air Base, Republic of Korea, Jan. 20, 2023. The CPS is designed to be integrated with mobile field hospitals before a chemical attack, bolstering the 8th Medical Group’s ability to treat patients in a chemical, biological, radiological and nuclear environment, enhancing their staging system capabilities.