Michigan official: Tugboat damaged Great Lakes pipelines By JOHN FLESHER and DAVID RUNK - Associated Press Shares
Michigan panel urges temporary shutdown of Mackinac pipeline By DAVID EGGERT - Associated Press Shares
Final report analyzes options for controversial oil pipeline By JOHN FLESHER - Associated Press Shares
Michigan governor cites ‘significant’ concerns over pipeline By DAVID EGGERT and JOHN FLESHER - Associated Press Shares
Company says it knew of pipeline coating damage 3 years ago By JOHN FLESHER - Associated Press Shares
