200121-M-XH454-007 HOKKAIDO, Japan (Jan. 21, 2020) Hospital Corpsman 3rd Class Francisjosh Macaieb, a general corpsman with 4th Marine Regiment, 3rd Marine Division, conducts a class to show soldiers from Japan Ground Self-Defense Force a medical bag during exercise Northern Viper in Hokkudaien Training Area, Hokkaido, Japan, Jan. 21, 2020. Northern Viper is a regularly scheduled training exercise that is designed to enhance the interoperability of the U.S. and Japan Alliance by allowing infantry units to maintain their lethality and proficiency in infantry and combined arms tactics. (U.S. Marine Corps Photo By Cpl. Cameron E. Parks/Released)