Jim Falk ©Stars and StripesSouth Vietnam, September, 1969: Crewmen on a river patrol boat man their weapons during a patrol in the Mekong Delta. The 31-foot, 27-knot, heavily-armed U.S. Navy boats built on fiberglass pleasure-craft hulls worked in groups of two and four on 24- to 48-hour missions in search of the Viet Cong.

RELATED MATERIAL: Stars and Stripes' 1969 story about the river patrols.

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