yellow police tape hugs the borders of a Kingston encampment the scene of a violent attack that claimed two lives and critically injured another we lost two of our best friends now to lose our homes and have to go somewhere where we're not going to feel as comfortable as we all do here that we're used to it's it's going to take its toll man it happened close to a supervised consumption site after an hours long standoff police arrested and charged a 47-year-old man welln to those inside the encampment it also sparked a new wave of calls to permanently shut down the site including from the mayor two people died yesterday so we need to recognize that and we say what do we need to do to to keep people alive what we're doing is putting people at risk I find it you know sad and somewhat ironic that the mayor of Kingston has said that you know he won't stand by and wait for more people to die well that's exactly what closing a supervised injecting site will do this researcher says there's a large body of evidence from four countries that suggests these sites save lives people are conflating uh the operation of the supervised consumption site with uh homicides that are happening when in fact those two things may be completely unrelated consumption sites have been under scrutiny recently in August the Ontario government changed proximity rules no sites within 200 M of a school or daycare we save lives 10 supervised consumption sites must close under the new rules prompting protests in Toronto are they going to be using in the park in the laneway where will they go a question those displaced in Kingston are now asking themselves so what we're all going to end up on the streets downtown is that any better than having us in a controlled in a controlled space a tough few days about to stretch into weeks of uncertainty Katie Nicholson CBC News Toronto