Veterans have a demonstration on Backwater bridge during a protest against plans to pass the Dakota Access pipeline near the Standing Rock Indian Reservation, near Cannon Ball, North Dakota, U.S., December 1, 2016. REUTERS/Stephanie Keith

Veterans volunteering to be human shields have been arriving at the Oceti Sakowin camp near the small town of Cannon Ball, where they will work with protesters who have spent months demonstrating against plans to route the Dakota Access Pipeline beneath a lake near the Standing Rock Sioux Reservation, organizers said.
The Native Americans and protesters say the $3.8 billion pipeline threatens water resources and sacred sites.
Some of the more than 2,100 veterans who signed up on the Veterans Stand for Standing Rock group’s Facebook page are at the camp, with hundreds more expected during the weekend. Tribal leaders asked the veterans, who aim to form a wall in front of police to protect the protesters, to avoid confrontation with authorities and not get arrested.
Wesley Clark Jr, a writer whose father is retired U.S. Army General Wesley Clark, met with law enforcement on Friday to tell them that potentially 3,500 veterans …
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