What’s this? Canadians watching Canadian TV shows? It was true all weekend as these made-in-Canada favourites pulled mass audiences across the nation. The weekend CanCon leaders, excluding newscasts (all figures BBM Canada overnight estimates):1. Hockey Night in Canada Leafs/Rangers (Sat., CBC): 1,718,0002. Flashpoint (Fri., CTV): 1,642,0003. Battle of the Blades (Sun., CBC): 1,578,0004. Heartland (Sun.,