Marines Marines from the Republic of Korea and Battalion Landing Team, 3rd Battalion, 1st Marine Regiment, 31st Marine Expeditionary Unit, III Marine Expeditionary Force, emplace a 60mm mortar at Hwajinri beach and set up communications side-by-side during a bilateral amphibious training exercise held as a part of the Korean Incremental Training Program ‘09. KITP '09 is an annual bilateral training exercise conducted by both the R.O.K. - U.S. forces.