Historically high water on the Bow and Elbow Rivers is causing catastrophic flooding in Calgary and a large surrounding area. Prime Minister Harper has promised Alberta Premier Alison Redford that she will have his full support for rescue and recovery. As many as 100,000 people are said to have been evacuated. efforts as the province struggles to deal with heavy flooding. Calgary Mayor Naheed Nenshi said, “I grew up here. I spent a lot of time on the Bow and Elbow Rivers and I have never seen the river that high or that fast. The Town of Canmore was shut down on Thursday after Cougar Creek burst its banks but officials say power has been restored and some residents are being allowed to return to their homes. Inset picture on Twitter is said to show the intersection of MacLeod Trail and 17th Ave. in Calgary,