Story here. h/t: NationalNewswatch.com
ST. CATHARINES, Ont. -- Six people have been decontaminated after being exposed to an unknown substance at Brock University.
Police told the St. Catharines Standard newspaper that a worker in the mailroom found an unknown white substance in an envelope around 10:30 a.m. this morning.
Police say there were notes containing veiled threats in the envelope but are not disclosing any more details.