Mezue ahịrịokwu na-esonụ: Mgbe o jisịrị ụgbọ mmiri ndị ahịa gafee Pacific, "Coolbaugh" ruru Efate na 8 Febụwarị 1944, wee malite ozugbo ije ozi na patrol na dịka escort na Solomons. Ọ sonyeere ndị
mbuso agha nke Emirau Island site na 9 ruo 16 Eprel, na ọtụtụ oge gara Manus, Emirau, na Eniwetok na ọrụ escort.