Smoke fills the air after U.S. Marines with Delta Battery, 2nd Battalion, 14th Marine Regiment, assigned to the III Marine Expeditionary Force, fired a reduced-range practice rocket from a High Mobility Artillery Rocket System (HIMARS) at a joint combined live-fire exercise March 28, 2014, during Ssang Yong 14 as part of Marine Expeditionary Force Exercise (MEFEX) 2014 at Rodriguez Range in South Korea. It was the first time a HIMARS was deployed and fired in South Korea. MEFEX 2014 was a U.S. Marine Corps Forces Pacific-sponsored series of exercises between the U.S. Navy and Marine Corps and South Korean forces. Among the exercises were the Korea Marine Exercise Program, Freedom Banner 14, Ssang Yong 14, Key Resolve 14 and the Combined Marine Component Command 14 command post exercise.