Guardian: The Cannonball river flows into the mighty Missouri about 50 miles due south of Bismarck, North Dakota.
At its confluence, a protest encampment really a series of camps, on both sides of the Cannonball, strewn with kitchens and canteens, portable toilets, stabling for horses, sweat lodges and tall teepees, and stands selling indigenous art has sprung up.
The inhabitants are there to block the planned $3.7bn Dakota Access Pipeline, which would transport fracked crude from the Bakken oil...