Lieutenant Colonel Jim Riordan served as a forward observer in the Marine Corps in Vietnam. Forward observers have one of the most dangerous jobs in the Army and Marine Corps. They deploy near, and sometimes beyond, the front lines, and are tasked with analyzing the battlefield, locating allied and enemy positions, and coordinating artillery fire support via radio. 

In this interview, Riordan describes Operation Harvest Moon, and his company being caught in a minefield. 

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