I've never seen sources backing up what he says. According to this source results are positive in term of reducing consumption in streets and syringes found in

I've never seen sources backing up what he says. According to this source results are positive in term of reducing consumption in streets and syringes found in streets. It also allowed to diagnose users with transmissible diseases and provide treatments. Neighbours of the injection site do complain of increase disturbance in the area but it seems due to the fact that it's the only site in Paris. Since the one opened in Paris, another one opened in Strasbourg and one is gonna open in Bordeaux this year http://mobile.lemonde.fr/societe/article/2017/10/12/premiere-salle-de-shoot-un-an-apres-un-bilan-global-positif-selon-la-mairie-de-paris_5199906_3224.html?xtref= http://mobile.lemonde.fr/societe/article/2017/10/12/premiere... There must be a lot more data from sites in Germany, Netherlands and Switzerland that has been opened for much longer.