 Nyorera kupfuurira kweiyi ndima - Kwemwedzi mitatu yakatevera, Sonoma yakatsigira General Douglas MacArthurs leapfrog operation kumusana kweshiri yeNew Guinea. Pana 15 May 1944, Sonoma akanga redesignated ATO-12 uye, gare gare kuti mwedzi, iye akatamira Hollandia nharaunda iri pedyo Biak Island, apo akaita kununura, moto kurwa, uye kukweva basa kuti kumhara chikepe yakanga yakadonhedzwa uye strafed neJapan. Akapedza mwedzi waJune muHumboldt Bay, New Guinea, ipapo akatsigira kurwisa kweNoemfoormuvhiki rokutanga raJuly. Pakazosvika 15 July, akanga adzokera kuMilne Bay nokuda kwokugadziriswa nokuchengetedzwa. 