A Tim Hortons in Ontario says blue lights in its washrooms have cut drug overdoses, but it's raised concerns

A Tim Hortons in Ontario says blue lights in its washrooms have cut drug overdoses, but it's raised concerns

The owner-operator of a Tim Hortons in Woodstock, Ont., says installing blue lights in its washrooms to deter drug use has decreased the number of overdoses in the coffee shop, but harm reduction advocates worry the approach is pushing intravenous users to more dangerous spaces.