- six ▁of ▁those ▁killed , ▁via ▁DNA ▁testing . ▁ ▁Investig ation ▁Following ▁pictures ▁of ▁safety ▁official ▁Yang ▁D ac ai ▁dep ict ing ▁him ▁gr in ning ▁at ▁the ▁scene ▁of ▁the ▁crash , ▁Chinese ▁officials ▁have ▁launched ▁an ▁investigation ▁into ▁Yang , ▁although ▁Yang ▁said ▁he ▁was ▁simply ▁trying ▁to ▁cheer ▁people . ▁ ▁Web ▁users ▁have ▁been ▁out rag ed ▁at ▁the ▁pictures , ▁and ▁some ▁web ▁users ▁discovered ▁pictures ▁of ▁Yang ▁we aring ▁w rist ▁watch es ▁which ▁cost ▁over ▁$ 4 0 , 0 0 0 , ▁and ▁demanded ▁an ▁investigation ▁into ▁Yang ' s ▁behavior . ▁ ▁However , ▁Yang ▁has ▁said ▁that ▁he ▁" used ▁legal ▁income " ▁to ▁buy ▁these ▁watch es . ▁Non eth eless , ▁he ▁was ▁later ▁stri pped ▁of ▁all ▁his ▁official ▁duties ▁for ▁" ser ious ▁wrong do ing " ▁amid ▁reports ▁that ▁officials ▁were ▁also ▁investig ating ▁other ▁tra ils ▁of ▁" wr ong do ing ." ▁He ▁was ▁later ▁ja iled ▁for ▁ 1 4 ▁years ▁for ▁cor ruption . ▁ ▁References ▁ ▁Category : Ex pl os ions ▁in ▁ 2 0 1 2 ▁Category : 2 0 1 2 ▁dis aster s ▁in ▁China ▁Category : 2 0 1 2 ▁road ▁inc idents ▁Category : Ex pl os ions ▁in ▁China ▁Category : History ▁of ▁Sh a an xi ▁Category : Ro ad ▁inc idents ▁in ▁China ▁Category : Bus ▁inc idents ▁in ▁China ▁Category : T ank ▁tr uck s ▁Category : Y an