. ▁The ▁ship ▁left ▁on ▁ 2 3 ▁April ▁for ▁Sub ic ▁Bay . ▁Two ▁days ▁later ▁O z b ourn ▁depart ed ▁Sub ic ▁Bay ▁for ▁Long ▁Beach . ▁On ▁ 1 3 ▁May ▁ 1 9 7 1 , ▁O z b ourn ▁arrived ▁at ▁Long ▁Beach ▁Naval ▁Station . ▁On ▁ 1 5 ▁June ▁Dest roy er ▁Division ▁ 9 2 ▁was ▁de comm ission ed , ▁and ▁O z b ourn ▁transferred ▁to ▁Dest roy er ▁Squadron ▁ 1 9 . ▁On ▁ 1 7 ▁June ▁O z b ourn ▁left ▁Long ▁Beach ▁on ▁a ▁mid ship man ▁cru ise ▁to ▁San ▁Francisco , ▁Seattle ▁and ▁Ta com a , ▁Washington , ▁and ▁Pear l ▁Har bor . ▁The ▁destroy er ▁returned ▁to ▁Long ▁Beach ▁on ▁ 4 ▁August . ▁From ▁▁ 2 0 ▁September ▁through ▁ 1 8 ▁January ▁ 1 9 7 2 , ▁O z b ourn ▁left ▁the ▁M ole ▁and ▁entered ▁Long ▁Beach ▁Naval ▁Sh ip yard ▁dry ▁dock ▁for ▁a ▁four - month ▁ship yard ▁over ha ul . ▁▁ ▁On ▁ 1 0 ▁April ▁O z b ourn ▁left ▁for ▁a ▁West P ac ▁deployment ▁to ▁Vietnam . ▁On ▁ 9 ▁May ▁ 1 9 7 2 , ▁along ▁with ▁several ▁other ▁ships ▁of ▁the ▁US ▁ 7 th ▁Fle et , ▁she ▁supported ▁min el ay ing ▁efforts ▁in ▁H ai ph ong ▁Har bor . ▁This ▁resulted ▁in ▁her ▁being ▁bomb arded ▁by ▁the ▁shore ▁batter ies ▁of ▁North ▁Vietnam