Article content EDMONTON — Both of Alberta’s big city mayors are making their exits come October, leaving a void in Edmonton and Calgary and marking the end of two notably progressive leaders in a province inclining towards the right. Naheed Nenshi, 49, announced April 6 he would not be running for another term as Calgary mayor in the October 2021 elections. He’s been mayor since 2010. And, last November, Don Iveson, 41, who sat in the Edmonton mayor’s chair since 2013, also announced he wouldn’t be seeking another term. We apologize, but this video has failed to load. Try refreshing your browser, or