MINNEAPOLIS (AP) — Minnesota Pipe Line Company plans to ask regulators for approval to nearly double the capacity of a crude oil pipeline that carries oil from Canada and North Dakota to the two refineries in the Twin Cities. The company will ask the Public Utilities Commission to approve new pumping stations and upgrades at existing stations so that its newest pipeline can carry 350,000 barrels per day from Clearbrook in northwestern Minnesota to refineries in St.Read more on NewsOK.com