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 ruptured Tuesday morning. According to Bill Seuss, spill investigation program manager with the North Dakota Department of Environmental Quality, an employee ...

The pipeline’s shutdown could quickly lead to higher gasoline prices in the Midwest, said Ramanan Krishnamoorti, vice president for energy and innovation at the University of Houston.

The U.S. Pipeline and Hazardous Materials Safety Administration announced on April 14 that South Bow restarted the pipeline ...

The operator of the Keystone oil pipeline brought the conduit back into service, putting an end to a week-long outage caused ...

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

The Keystone oil pipeline is operating again after a spill in North Dakota caused operations to pause last week. The Keystone ...

The Keystone oil pipeline was shut down Tuesday morning after a rupture in North Dakota halted the flow from Canada to U.S. refineries. South Bow, which manages the pipeline, said it was shut down ...

BISMARCK, N.D. (AP) — The nearly 2,700-mile Keystone oil pipeline was shut down Tuesday morning after it ruptured in North Dakota, halting the flow of millions of gallons of crude oil from ...

Keystone Oil Pipeline Shutdown Could Quickly Lead to Higher Gasoline Prices BISMARCK, N.D. (AP) — The nearly 2,700-mile Keystone oil pipeline was shut down Tuesday morning after it ruptured in ...