▁de af ▁young ▁man ▁holding ▁his ▁baby ▁daughter ▁and ▁his ▁murder ed ▁girl friend ' s ▁mother ▁at ▁gun point ▁in ▁their ▁car . ▁While ▁Mac ▁tal ks ▁to ▁the ▁young ▁man , ▁F lack ▁s ne aks ▁up ▁on ▁the ▁other ▁side ▁of ▁the ▁car ▁and ▁sli ps ▁the ▁baby ▁out ▁of ▁the ▁vehicle ▁through ▁the ▁driver ' s ▁side ▁window . ▁As ▁soon ▁as ▁the ▁child ▁is ▁secure , ▁Mac ▁is ▁able ▁to ▁safely ▁dis arm ▁the ▁young ▁man ▁without ▁anyone ▁getting ▁injured . ▁The ▁baby ▁is ▁then ▁returned ▁to ▁the ▁cust ody ▁of ▁her ▁grateful ▁grand par ents ▁( ep is ode ▁ 3 . 1 2 ▁" Sil ent ▁Night "). ▁ ▁One ▁of ▁Mac ' s ▁most ▁difficult ▁situations ▁on ▁the ▁job ▁involves ▁the ▁discovery ▁of ▁A iden ▁Burn ' s ▁question able ▁behavior . ▁A iden ▁had ▁been ▁sor ely ▁tempt ed ▁to ▁tam per ▁with ▁evidence ▁in ▁order ▁to ▁imp licate ▁a ▁ra pe ▁suspect ▁whose ▁victim ▁decided ▁to ▁press ▁charges ▁against ▁him ▁after ▁he ▁ra ped ▁her ▁a ▁second ▁time ▁( the ▁victim ▁decl ined ▁to ▁press ▁charges ▁after ▁the ▁first ▁assault ). ▁Though ▁A iden ▁eventually ▁does ▁not ▁follow ▁through , ▁she ▁had ▁broken ▁the ▁se al ▁on ▁the ▁evidence , ▁and ▁Mac , ▁ins istent ▁on ▁pres erving ▁the ▁integrity ▁of ▁the ▁lab , ▁felt ▁that ▁his ▁only ▁option ▁was ▁to ▁fire ▁her . ▁Nevertheless , ▁he ▁promises ▁A iden ▁that ▁he ▁will ▁bring ▁the ▁rap ist ▁to ▁justice , ▁a ▁promise ▁that