▁etc . ▁General ▁Hi ế u ▁chose ▁to ▁attack ▁first ▁the ▁Military ▁P ension ▁Fund . ▁After ▁a ▁five - month ▁investigation , ▁he ▁presented ▁his ▁find ings ▁in ▁detail ▁on ▁the ▁national ▁television ▁on ▁ 1 4 ▁July ▁▁ 1 9 7 2 . ▁ ▁As ▁a ▁result , ▁the ▁Def ense ▁Minister , ▁General ▁N gu y ễ n ▁V ă n ▁V y ▁and ▁seven ▁colon els ▁were ▁ou sted ▁and ▁the ▁Military ▁P ension ▁Fund ▁dis band ed . ▁Hi ế u ▁was ▁not ▁allowed ▁to ▁move ▁on ▁to ▁other ▁cor ruption ▁targets . ▁President ▁Th i ệ u ▁limited ▁Hi ế u ' s ▁investig ative ▁authority ▁and ▁prior ▁president ial ▁appro val ▁was ▁necessary ▁to ▁commence ▁an ▁investigation ▁at ▁the ▁level ▁of ▁chief ▁of ▁province . ▁These ▁limitations ▁disappoint ed ▁General ▁Hi ế u ▁who ▁sought ▁to ▁return ▁to ▁the ▁military ▁and ▁declared , ▁" E ither ▁we ▁correct ▁our ▁fault s ▁or ▁the ▁Commun ists ▁will ▁correct ▁them ▁for ▁us ." ▁ ▁E valu ation ▁I ▁Corps ▁American ▁Ad vis ors ' ▁evaluation ▁report ▁in ▁May ▁ 1 9 6 8 : ▁ ▁Colonel ▁John ▁Hay es , ▁AR V N ▁ 5 th ▁Infantry ▁Division ▁Senior ▁Ad visor ' s ▁ ▁evaluation ▁on ▁ 7 ▁February ▁ 1 9 7 0 : ▁ ▁General ▁Tr ầ n ▁V ă n ▁ Đ ô n ' s ▁assess ment : ▁ ▁Un answer ed ▁questions ▁concerning ▁his ▁death ▁On ▁ 8 ▁April ▁ 1 9 7