Winnipeg Free Press By: The Canadian Press Last Modified: 6:05 PM CDT Wednesday, Jun. 9, 2021 Save to Read Later CALGARY - Another Canadian oil pipeline has bitten the dust after TC Energy Corp. said it was walking away from the Keystone XL pipeline project, ending a decade-plus battle that pitted the energy industry against environmentalists as oilsands producers sought to export Canadian crude. In this Dec. 18, 2020 photo, pipes to be used for the Keystone XL pipeline are stored in a field near Dorchester, Neb. THE CANADIAN PRESS/AP-Chris Machian /Omaha World-Herald via AP CALGARY - Another Canadian oil pipeline has bitten the dust after TC Energy Corp. said it was walking away from the Keystone XL pipeline project, ending a decade-plus battle that pitted the energy industry against environmentalists as oilsands producers sought to export Canadian crude.