▁investig ator ▁before ▁being ▁promoted ▁to ▁administrative ▁positions , ▁the ▁n arc ot ics ▁unit ▁and ▁investig ations . ▁ ▁In ▁the ▁ 1 9 9 0 s ▁Har per ▁spe ar head ed ▁the ▁formation ▁of ▁the ▁city ' s ▁Street ▁Response ▁Unit ▁and ▁was ▁previously ▁a ▁Serge ant ▁in ▁the ▁city ' s ▁Tra ffic ▁Division . ▁ ▁Later ▁career ▁and ▁res ignation ▁ ▁In ▁November ▁ 2 0 1 2 ▁a ▁city ▁systems ▁anal yst ▁and ▁Al pha ▁Out fit ters ▁are ▁investig ated ▁for ▁rig ging ▁a ▁$ 3 3 7 , 0 0 0 ▁police ▁contract ▁by ▁b rib ing ▁a ▁public ▁official , ▁consp i racy ▁and ▁fra ud , ▁the ▁city ▁anal yst ▁later ▁ple ads ▁guilty . ▁ ▁Chief ▁Har per ▁at ▁the ▁time ▁is ▁determined ▁by ▁the ▁mayor ' s ▁office ▁to ▁not ▁be ▁connected ▁to ▁the ▁cr imes . ▁ ▁On ▁February ▁ 1 2 , ▁ 2 0 1 3 ▁and ▁subsequent ▁days , ▁the ▁F BI ▁and ▁I RS ▁seized ▁boxes ▁of ▁documents ▁from ▁police ▁headquarters ▁and ▁the ▁independent ▁police ▁credit ▁union ▁concerning ▁thousands ▁of ▁depos its ▁and ▁withdraw als ▁of ▁tax ▁p ayer ▁money ▁from ▁una ut hor ized ▁accounts , ▁including ▁internal ▁mis app ropri ations . ▁ ▁At ▁least ▁one ▁account ▁dates ▁back ▁to ▁ 2 0 0 4 , ▁prior ▁to ▁Chief ▁Har per ' s ▁ten ure . ▁ ▁Chief ▁Har per ▁was ▁interview ed ▁twice ▁by ▁federal ▁agents ▁concerning ▁both ▁the ▁credit ▁union ▁accounts ▁and