Sen. Joe Manchin (D-W.Va.) is urging President Joe Biden to reverse course on the Keystone XL pipeline after the president issued an executive order to revoke a permit on Jan. 20. Manchin, in a letter to the president on Tuesday, argued that pipelines such as the Keystone XL are the “safest mode to transport our oil and natural gas resources and they support thousands of high-paying, American union jobs.” “I encourage you to reconsider your decision to revoke the cross-border permit for the Keystone XL pipeline and take into account the potential impacts of any further action to safety, jobs, and energy security,” he said. Republicans pushed back on the move to revoke the Keystone XL’s border-crossing permit, saying that it would and has cost thousands of jobs. Other than Manchin, Sen. Jon Tester (D-Mont.) expressed support for keeping the pipeline, joining Republicans on a resolution. According to an executive …