Kammala wannan jumla: Bayan shakedown a cikin Atlantic, "Hollis" ya yi tafiye-tafiye biyu tare da Gabas ta Gabas sannan ya ba da rahoto ga Quonset Point, R.I., don taimakawa wajen bincike na sonic. Manufar ita ce ta sami matakan da za a yi wa torpedo na Jamus, kuma mai ba da umurni ya kasance a kan wannan muhimmin aiki har zuwa ranar 28 ga watan Mayu, lokacin da ta tashi zuwa Casablanca a cikin wani jirgin saman jirgin sama. Komawa zuwa New York a ranar 17 ga Yuni, "Hollis" ya sake dawowa a teku, a wannan lokacin a matsayin wani ɓangare na ƙungiyar masu garkuwa da masu kisan gilla. Ya yi aiki daga Yuli zuwa tsakiyar watan Agusta yana rakiyar jirage a cikin Bahar Rum, kuma ya raka wani jirgi zuwa
yankin mamaye kudancin Faransa a ranar 15 ga watan Agusta yayin da sojojin Allied suka mamaye bakin teku. A cikin watanni da suka biyo baya, yayin da hare-haren ya karu, "Hollis" ya ci gaba da aiki a matsayin mai kulawa a cikin Bahar Rum, yana tabbatar da gudanawar kayan aiki da maza. Ta tashi zuwa Amurka a ranar 28 ga Disamba, kuma ta isa ranar 18 ga Janairu don yin gyare-gyare zuwa jigilar kaya a Philadelphia Navy Yard.