FREEMAN, S.D. -- TransCanada officials are still searching for the cause of an oil slick discovered in southeast South Dakota that shut down a major pipeline. A team of about 100 workers assembled by ...

BISMARCK, N.D. (AP) — A fatigue crack in the Keystone Pipeline led to an oil spill in North Dakota earlier this year that released thousands of barrels of oil onto farmland, according to the pipeline ...

EDINBURG, N.D. — It’s been a few months past five years since a spill from the Keystone Pipeline in Walsh County washed about 5 acres of wetlands in around 383,000 gallons of crude oil. The main thing ...

TORONTO — Canadian Prime Minister Mark Carney raised the prospect of reviving the contentious Keystone XL pipeline project with U.S. President Donald Trump during his White House visit this week, a ...

BILLINGS, Mont. — The company behind the Keystone XL crude oil pipeline said Wednesday it is scrapping the controversial project after President Joe Biden canceled its border-crossing permit on his ...

WASHINGTON -- The Obama administration rejected a Canadian energy giant's application to build the Keystone XL pipeline on Friday, three individuals familiar with the decision said, capping a ...

TransCanada, the company behind the Keystone XL pipeline, has unveiled its new route for the controversial leg that President Obama's administration nixed. The new route bypasses the environmentally ...

Barack Obama has seen protesters from his motorcade for years: McCain and Romney campaign supporters, health care reform opponents and all manner of Tea Party acolytes. But when he left Argonne ...

May 28—EDINBURG, N.D. — It's been a few months past five years since a spill from the Keystone Pipeline in Walsh County washed about five acres of wetlands in around 383,000 gallons of crude oil. The ...