The Special Investigations Unit will be investigating the death of a man in St. Catharines.
Yesterday afternoon shortly before 4 p.m. Niagara Regional Police officers responded to calls of a man in crisis armed with a knife in the Russell Avenue and Lake Street area.
Crisis Negotiators were called in to help.
Around 6:20 p.m. the injured man was taken to hospital, but was later pronounced deceased.
The SIU is notified of any police interaction resulting in the death or serious injury of a person.