That pipeline drew years of protests from environmental activists and landowners who worried that a spill could foul their land and water. Keystone XL was ultimately abandoned by the company in ...

Trucks and workers started a cleanup effort at the site of a spill of the Keystone oil pipeline in rural North Dakota ...

An estimated 3,500 barrels of oil spilled in a field near Fort Ransom, N.D., and the release was contained, the pipeline’s ...

The latest leak in the Keystone oil pipeline in North Dakota on Tuesday continues the troubled history of the 15-year-old pipeline. The 2,700-mile-long (4,350-kilometer-long) pipeline originates ...

The spill is not a minor one, said Paul Blackburn, a policy analyst with Bold Alliance, an environmental and landowners group that fought the pipeline’s extension, called Keystone XL.