Ka kammala wannan magana: Lokacin da tawagarsa tare da kyaftin Brad Jacobs suka lashe lambobin azurfa a
2013 Gasar Curling ta Duniya, Matt Dumontelle an gwada shi da kyau don haramtaccen abu methandienone, wani steroid anabolic, a cikin gwaji bayan wasan zinare na duniya kuma an cire shi a shekaru 2, wannan hukuncin ya ƙare a ranar 6 ga Mayu, 2015. Har zuwa wannan lokacin bai cancanci shiga kowane irin wasanni ba wanda ke cikin shirin Kanada na Anti-Doping.