PFC Roy D. Martin, Rifleman, Company "A", 4th Battalion, 31st Infantry, 196th Light Infantry Brigade, watches for Viet Cong movement along the Tra Bong River from a bunker located on top of a rock formation on the east bank of the river near Chu Lai during Operation Oregon
NARA photo 111-CCV-601-CC39682 by SSG Howard Breedlove
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