Sarnia mayor to speak to federal committee about Line 5 Sarnia Mayor Mike Bradley has been invited to speak before a special committee of Parliament examining the future of the Enbridge Line 5 oil and natural gas liquids pipeline Michigan’s governor wants to shut down. Author of the article: Paul Morden Publishing date: Mar 15, 2021 • March 15, 2021 • 3 minute read • The Plains Midstream plant in Sarnia is shown in this file photo. The company has said the plant could close if Michigan moves ahead with its threat to close the Line 5 oil and natural gas liquids pipeline. Photo by File photo /The Observer Article content