Third Marine Logistics Group, commanding general, Brig. Gen. Craig C. Crenshaw speaks with the medical staff from 3rd Medical Battalion, who is working with Royal Thai, U.S. and Republic of Korea Marines during Exercise Cobra Gold 2012 here Feb 11. Cobra Gold is a recurring multinational and multiservice exercise co-hosted by the Royal Kingdom of Thailand and the U.S. designed to advance regional security by nations training toward shared goals and security commitments in the Asia-Pacific region.