Home In the News WTTW: Sterigenics Opponents Fight Proposed Deal to Reopen Plant WTTW: Sterigenics Opponents Fight Proposed Deal to Reopen Plant On Jul 19th, 2019 by Marcie Mangan Uncategorized CHICAGO (July 19, 2019) – A medical sterilization plant in west suburban Willowbrook that’s been shuttered since February would reopen under a proposed court order, but not if residents who leave near the facility have their way. Please click here to read the full story from WTTW Chicago. Share: