 Complete the following phrase:  In late January Colonel Kim Sung Euns 1st Korean Marine Corps Regiment KMC joined the 1st Marine Division. The Korean Marine regiment brought four rifle battalions 1st, 2nd, 3rd and independent 5th. The original Korean Marines had trained under the tutelage of the 5th Marines while en route to Inchon the previous September. They fought well beside the 1st Marine Division during the 