Mezue ahịrịokwu na-esonụ: N'abalị iri abụọ na abụọ nke ọnwa Septemba, mgbe ọ na-eje ozi n'ebe a na-edebe ndị na-azọpụta ndụ na Subic Bay, "Haddo" napụtara Hollis Hills, onye ọkwọ ụgbọ mmiri US Navy gburu site na mgbochi ụgbọelu. Hills bụ onye America nke sonyere Royal Canadian Air Force tupu United States abanye agha, mgbe nke ahụ gasịrị, ọ sonyeere USN. Karịsịa, mgbe m na-efe ụgbọelu RCAF P-51 Mustang
France n'afọ 1942, ọ ghọrọ onye mbụ na-anya ụgbọelu P-51 nke gburu ụgbọelu ndị iro.