The Keystone oil pipeline ruptured Tuesday morning in North Dakota, with the spill confined to an agricultural field.

The latest leak in the Keystone oil pipeline in North Dakota on Tuesday continues the troubled history of the 15-year-old ...

An employee on a pump station heard what was described as a mechanical bang early Tuesday morning, an official told CBS News.

The Keystone Pipeline in North Dakota was shut down Tuesday after reports of a "bang" and spilled oil, according to officials ...

The Keystone pipeline system, which carries crude oil from Canada to the United States, was shut down on Tuesday morning ...

The Keystone oil pipeline from Canada to the United States was shut on Tuesday after an oil spill near Fort Ransom, North Dakota, its operator South Bow and the state's Department of Environmental ...

The bill would, in part, ban oil and gas drilling​ within 10 miles of the state's three National Estuarine Research Reserves.

Somewhere in the rural quiet of Fort Ransom, North Dakota, the Keystone pipeline made a bit of a splash this ...

The cause of the rupture and the total volume of oil released after the North Dakota spill remain unclear, officials said.