Enbridge pipeline project hits another Minnesota obstacle

MINNEAPOLIS -- Enbridge Energy's plan to replace an aging crude oil pipeline that runs through northern Minnesota hit another obstacle Tuesday when two state agencies said they would hold up approval of the project's permits until problems with its environmental review are resolved. The Minnesota Pollution Control Agency and Department of Natural Resources said Tuesday that they can't take final action on the permits for the Line 3 project until the independent Public Utilities Commission addres