<prompt> Portland yakabva yatanga basa sechikamu cheTask Force 17 yaAdmiral Frank J. Fletcher kuti ibate mauto eJapane pedyo neMidway Atoll. Mukurwisana kwakatevera ikoko  <response>: pana June 47, 1942, Portland akapa anti-ndege kuzvidzivirira nokuda vatakuri ndege, iyo yakarohwa kanoverengeka pamwe torpedoes Japanese uye yakanyura. DuBose akabva atungamirira basa rokununura nhengo dzevashandi veYorktown dzakanga dzapona uye akavatakura vari mungarava yePortland vachienda kuPearl Harbor mazuva maviri gare gare. 