Oil Pipeline Policing Costs North Dakota

FILE - In this Nov. 2, 2016 file photo, Dozens of protesters demonstrating against the expansion of the Dakota Access Pipeline wade in cold creek waters confronting local police, near Cannon Ball, N.D. The Army Corps of Engineers is recommending that the federal government negotiate a settlement with North Dakota for more than $38 million that the state spent policing the monthslong pipeline protests against the Dakota Access oil pipeline almost four years ago. (AP Photo/John L. Mone File)