▁found ▁guilty ▁of ▁inc itement ▁and ▁the ▁other ▁five ▁for ▁failing ▁to ▁report ▁their ▁knowledge ▁of ▁the ▁matter ▁to ▁the ▁command ing ▁officer . ▁The ▁former ▁was ▁sent enced ▁to ▁eigh teen ▁months ▁imprison ment ▁and ▁the ▁others ▁to ▁between ▁five ▁and ▁six ▁months ▁det ention ; ▁all ▁were ▁dis charg ed ▁from ▁the ▁Air ▁Force . ▁On ▁ 1 1   Dec ember ▁ 1 9 4 1 , ▁one ▁of ▁the ▁school ' s ▁T iger ▁M oth s ▁made ▁a ▁crash ▁landing ▁in ▁a ▁field ▁and ▁struck ▁four ▁people ▁on ▁the ▁ground , ▁killing ▁two ▁and ▁inj uring ▁the ▁others ; ▁the ▁two ▁pil ots ▁were ▁un in j ured . ▁The ▁out break ▁of ▁war ▁in ▁the ▁Pacific ▁saw ▁sl it ▁tren ches ▁being ▁d ug ▁at ▁the ▁base . ▁ ▁The ▁school ▁began ▁replacing ▁its ▁T iger ▁M oth s ▁with ▁C AC ▁W ack ett ▁Train ers ▁in ▁January ▁ 1 9 4 2 . ▁No .   1 1 ▁E FT S ▁absor bed ▁No .   3 ▁E FT S ' s ▁instruct ors , ▁students ▁and ▁W ack ett ▁Train ers ▁in ▁April , ▁shortly ▁before ▁the ▁latter ▁unit ▁dis band ed . ▁The ▁same ▁month ▁at ▁Ben alla , ▁thirty - two ▁United ▁States ▁Army ▁Air ▁Corps ▁pil ots ▁under to ok ▁four ▁weeks ▁of ▁flying ▁in ▁the ▁W ack et ts . ▁On ▁ 5   Se ptember ▁ 1 9 4 2 , ▁one ▁of ▁the ▁W ack et ts ▁crash