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

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

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

BISMARCK, N.D. (AP) — The Keystone oil pipeline was shut down Tuesday morning after it ruptured in North Dakota, with the ...

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

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

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

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

The Keystone oil pipeline was shut down in North Dakota due to a rupture. The spill, contained in an agricultural field, ...

The incident was made public around 11:30am Tuesday morning, but the company says the shutdown was initiated at 7:42am.

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 ...