A police vehicle sets up a perimeter on the edge of the Line 3 protest in St. Paul, Minn., on Jan. 29, 2021.Photo: Tim Evans/NurPhoto via Getty ImagesA police vehicle sets up a perimeter on the edge of the Line 3 protest in St. Paul, Minn., on Jan. 29, 2021.Photo: Tim Evans/NurPhoto via Getty Images Minnesota Police Want a Pipeline Company to Pay for Weapons Claimed as PPE Police monitoring Enbridge Line 3 pipeline opponents submitted invoices for tear gas, batons, flash-bang grenades, and other riot gear. February 10 2021, 11:00 a.m. A police vehicle sets up a perimeter on the edge of the Line 3 protest in St. Paul, Minn., on Jan. 29, 2021.Photo: Tim Evans/NurPhoto via Getty ImagesA police vehicle sets up a perimeter on the edge of the Line 3 protest in St. Paul, Minn., on Jan. 29, 2021.Photo: Tim Evans/NurPhoto via Getty Images