Ruptured Keystone Pipeline Segment Isolated, Spill Cleanup Ongoing: South Bow

A rupture in North Dakota shut down a major oil pipeline that sends oil from Canada to refineries in the United States. AP Graphic

The owner of the Keystone pipeline says a segment that ruptured in North Dakota has been isolated and the oil spill has been contained.

Calgary-based South Bow Corp. says it estimates 3,500 barrels were released, equivalent to more than 556,000 litres.