Let's say a visitor comes in and they're provided with assigned seating based on a test. The next visit, if the visitor comes in and the ion scan indicates negative, they will proceed in and have a regular visit. In subsequent visits, if the visitor comes in and there's another positive ion test, in the threat risk assessment process the manager, who is assessing past behaviour and past factors, including inmate behaviour, security intelligence information, and past visits by that particular visitor, determines the next course of action.
On March 20th, 2018. See this statement in context.