6 小时之前 · A gun crew on board USCGC Point Comfort (WPB-82317) firing an 81 mm mortar during the bombardment of a suspected Viet Cong staging area one mile behind An Thoi in August 1965 USCGC Duane (WPG-33) shelling targets in Vietnam in 1967, where the Coast Guard was a part of Operation Market Time