US Marine Corps (USMC) Marines assigned to Fox Battery, attached to 2/3 Weapons Company, sets up a 155 mm Howitzer M198 gun placement No. 3" at Su Song Ri, Republic of Korea (ROK), while participating in the Amphibious Ready Group Exercise 2004 (ARGEX 04). The Exercise is jointly conducted between the USMC and the US Navy (USN) to familiarize each other with the techniques, tactics, and procedures associated with a Special Operations Capable Unit