Enbridge has said repeatedly the line is well-maintained and poses no threat.
A protester is facing charges of trespassing and obstructing police after spending 10 hours inside an oil pipeline under construction in southern Michigan.
A protester has climbed into an oil pipeline at a construction site near Marshall, and emergency crews are working to get him out safely.
A company responsible for a 2010 pipeline rupture that spilled more than 800,000 gallons of oil in southern Michigan says it has discovered a small leak in an oil pipeline in the northern Lower Peninsula.
The clean-up continues from last July’s oil spill which dumped more than 800,000 gallons from an Enbridge oil pipeline into the Kalamazoo River near Marshall.