BP shuts Alaska pipeline after leak

"The Trans-Alaska pipeline system, which transports oil from the Prudhoe Bay field, was closed on Saturday following the discovery of a leak. The incident is expected to drive up oil prices, and could mean motorists face even higher costs at the pumps.

Prudhoe Bay is America's largest oil reserve. BP is the largest shareholder in the company which runs the Trans-Alaska pipeline, calledAlyeska Pipeline Service."

-----Read more here