Oil and water: The Line 3 debate

Enbridge's Line 3 oil pipeline enters critical month in June

A pipe is lowered into a ditch.
Protesters interrupt construction on the Enbridge Line 3 pipeline north of Aitkin, Minn., on Jan. 9. June is expected to be a critical month for the pipeline as the company resumes construction and opponents mobilize for large-scale protests and civil disobedience.
Ben Hovland for MPR News file