Minister of Natural Resources Jim Carr speaks to reporters regarding the Keystone XL pipeline at a Liberal cabinet retreat in Calgary, on Jan. 24, 2017.Todd Korol/The Canadian Press Jim Carr was running out of time, but he was wont to say that every day, every hour, every minute counts. For years, he had dreamed that the Prairies he so loved would be transformed into a place that produced green energy, thus contributing to a healthy, cleaner environment for generations to come. As a Liberal MP first elected to represent Winnipeg South in 2015, who served as the minister of both...