▁those ▁days , ▁each ▁destroy er ▁division ▁had ▁four ▁destroy ers : ▁one ▁long - h ull ▁rad ar ▁pick et ▁destroy er , ▁a ▁straight ▁stick , ▁long - h ull ▁destroy er , ▁and ▁two ▁F let cher - class ▁ 4 4 5 s . ▁Two ▁divisions ▁made ▁a ▁squad ron . ▁Pacific ▁destroy ers ▁primarily ▁were ▁serving ▁as ▁esc ort s , ▁screen ing ▁the ▁car rier ▁battle ▁groups ▁in ▁the ▁strike ▁force , ▁Task ▁Force ▁ 7 7 . ▁ ▁H ank ▁was ▁fort un ate ▁to ▁be ▁in ▁the ▁Dun can , ▁the ▁division ' s ▁rad ar ▁pick et ▁destroy er ▁( DD R ). ▁Before ▁the ▁Fle et ▁Re h abil itation ▁and ▁Modern ization ▁Program , ▁which ▁added ▁substantial ▁anti - sub marine ▁war fare ▁cap ability ▁to ▁World ▁War ▁II ▁destroy ers , ▁a ▁DDR ▁was ▁a ▁cov et ed ▁ship , ▁and ▁the ▁Dun can ▁had ▁one ▁of ▁the ▁earliest ▁three - dimensional ▁rad ars , ▁the ▁S PS - 8 . ▁Though ▁he ▁preferred ▁the ▁G unn ery ▁Department , ▁Must in ' s ▁Command ing ▁Officer , ▁Commander ▁Ed ▁Con rad , ▁assigned ▁him ▁to ▁serve ▁as ▁the ▁fifth ▁officer ▁in ▁Engineering ▁Department , ▁an ▁assignment ▁which ▁inspired ▁many ▁follow - on ▁t ours ▁in ▁engineering . ▁ ▁The ▁Korean ▁War ▁had ▁been ▁over ▁for ▁two ▁years . ▁The ▁front - line ▁mission ▁of ▁the ▁Pacific ▁Fle et ▁was ▁now ▁pat rolling ▁the ▁Taiwan ▁Stra it ▁and ▁protect ing ▁National