A Navy Mobile Riverine Force patrols the Mekong Delta and battles with the Viet Cong. A Navy Mobile Riverine Force patrols the Mekong Delta and battles with the Viet Cong. A Navy Mobile Riverine Force patrols the Mekong Delta and battles with the Viet Cong. A Navy Mobile Riverine Force patrols the Mekong Delta and battles with the Viet Cong.
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