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

As of Thursday, 700 barrels of oil, or about 20% of the amount spilled, had been recovered, the company said, adding that the ...

The Keystone oil pipeline was shut down Tuesday morning after a rupture in North Dakota halted the flow from Canada to U.S.

The nearly 2,700-mile Keystone oil pipeline was shut down Tuesday morning after it ruptured in North Dakota, halting the flow ...

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

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

A portion of the Keystone Pipeline ruptured near Fort Ransom, North Dakota, around 7:44 a.m., according to local reports.

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

BISMARCK, N.D. (AP) — The nearly 2,700-mile Keystone oil pipeline was shut down Tuesday ... south of a pump station in a field and emergency personnel responded, Suess said.