    Sentence. IA. postal distribution, center  wvhere’fur “anthrax-laced. letters passed:  through ..two years..ago was, furnigated  With chlorine’ dioxide gas as crews wound:  up! :the decontamination process. this  weekend : ;    Sentence 2:.Workers cleaning up..a postal  disiribution: center. where: four letters Jaced  with’ anthrax. had, passed through two  years © ago -plafined «to, complete .the  fumigation operationearly Sunday.    we