ed ▁after ▁apparently ▁st alling ▁on ▁take off , ▁killing ▁the ▁tra ine e ▁and ▁seriously ▁inj uring ▁the ▁pilot . ▁The ▁W ack ett ▁Train ers ▁were ▁taken ▁out ▁of ▁service ▁for ▁up gr ades ▁in ▁February ▁ 1 9 4 3 , ▁and ▁the ▁school ▁again ▁began ▁operating ▁T iger ▁M oth s . ▁One ▁pilot ▁was ▁killed ▁and ▁another ▁seriously ▁injured ▁when ▁their ▁T iger ▁M oth s ▁coll ided ▁shortly ▁after ▁take off ▁on ▁ 1 5   J une . ▁On ▁ 7   J uly , ▁one ▁of ▁the ▁T iger ▁M oth s ▁crash ed ▁during ▁a ▁night - f lying ▁exercise ▁just ▁east ▁of ▁Ben alla , ▁killing ▁both ▁pil ots . ▁Another ▁T iger ▁M oth ▁and ▁its ▁pilot ▁were ▁lost ▁in ▁a ▁crash ▁west ▁of ▁Ben alla ▁on ▁ 2 0   Oct ober ▁ 1 9 4 3 . ▁On ▁ 1 4   May ▁ 1 9 4 4 , ▁a ▁pilot ▁was ▁killed ▁and ▁a ▁tra ine e ▁seriously ▁injured ▁when ▁their ▁T iger ▁M oth ▁sp un ▁out ▁of ▁control ▁during ▁an ▁instrument ▁test ▁north ▁of ▁Ben alla . ▁ ▁F lying ▁training ▁at ▁No .   1 1 ▁E FT S ▁had ▁largely ▁w ound ▁down ▁by ▁May ▁ 1 9 4 5 . ▁Ten ▁students ▁from ▁the ▁Netherlands ▁East ▁Ind ies ▁under w ent ▁courses ▁in ▁June , ▁and ▁in ▁July ▁all ▁instruction ▁stopped , ▁by ▁which ▁time ▁ 2 , 9 5 3 ▁tra ine es