New York (AFP) – Canada’s TC Energy has restarted a portion of the Keystone Pipeline, which was shut down last week following a large spill of heavy crude oil in Kansas. The company on Wednesday night resumed the flow of diluted bitumen, a heavy crude oil, from Hardisty, Alberta to Wood River/Patoka, Illinois, TC Energy said on its website. The southern portion of the pipeline — which extends to Texas and includes Washington, Kansas where authorities are attempting to limit the spill’s environmental damage — remains off line. The restored portion pipeline will operate at “reduced capacity,” …