After the Liberty ship SS John Straub 2 , operating as a cargo ship for the United States Army, either struck a mine or was torpedoed by the Imperial Japanese Navy submarine ship Japanese submarine I-180 2 and broke in two in the Pacific Ocean at coord, approximately 20 nautical miles southeast of Sanak Island in the Fox Islands subgroup of the Aleutian Islands on 19 April 1944 and her bow section sank, Albuquerque scuttled her stern section. [