Guardian: An Exxon Mobil pipeline that runs under the Yellowstone river in Montana ruptured on Saturday, leaking hundreds of barrels of oil and causing a 25-mile (40km) plume that has fouled the riverbank.
The breach in south-central Montana led to the temporary evacuation of hundreds of residents along a 20-mile stretch of the river, a key tourist attraction in the region that runs through the famous national park of the same name. Cleanup crews deployed booms and absorbent material as the plume moved...