▁them ▁he ▁would ▁help ▁hide ▁the ▁evidence . ▁ ▁They ▁never ▁spoke ▁of ▁what ▁happened ▁again . ▁F lack ▁tells ▁Mac ▁it ▁was ▁self - def ense , ▁but ▁Mac ▁points ▁out ▁they ▁were ▁too ▁young ▁to ▁know ▁the ▁difference . ▁Mac ▁comp ares ▁DNA ▁evidence ▁from ▁a ▁cig aret te ▁but t ▁of ▁Jimmy ' s ▁he ▁took ▁when ▁they ▁spoke ▁to ▁the ▁puzz le ▁pieces ▁and ▁the ▁blo ody ▁T - sh irt ▁and ▁doesn ' t ▁find ▁a ▁match , ▁thus ▁prov ing ▁that ▁Andy ▁must ▁be ▁the ▁brother ▁involved . ▁This ▁conf uses ▁Mac , ▁since ▁Andy ▁wasn ' t ▁present ▁when ▁it ▁happened . ▁St ella ▁looks ▁through ▁the ▁evidence ▁again ▁and ▁disco vers ▁something ▁odd . ▁The ▁un used ▁Chicago ▁puzz le ▁pieces ▁had ▁blue ▁place ▁markers ▁on ▁them , ▁and ▁the ▁NY C ▁pieces ▁had ▁green ▁markers . ▁When ▁she ▁left ▁a ▁piece ▁of ▁the ▁NY C ▁puzz le ▁at ▁a ▁man ▁named ▁D rew ▁Bed ford ' s ▁work , ▁she ▁went ▁back ▁for ▁it , ▁but ▁she ▁actually ▁had ▁picked ▁up ▁a ▁piece ▁of ▁the ▁Chicago ▁puzz le , ▁which ▁she ▁wouldn ' t ▁have ▁had ▁yet . ▁D rew ▁( And rew ) ▁is ▁revealed ▁to ▁be ▁Andy , ▁and ▁he ▁has ▁been ▁attempting ▁to ▁w oo ▁St ella ▁in ▁an ▁attempt ▁to ▁get ▁closer ▁to ▁Mac . ▁Taylor ▁and ▁F lack ▁race ▁back ▁to ▁the ▁city ▁so ▁they ▁can ▁assist ▁in ▁his ▁capture . ▁During ▁a ▁swe ep ▁of ▁his ▁office ▁though