Bismarck, North Dakota - Sept 6, 2016
Vance Khalsa, who traveled from New Mexico to support Dakota Access Pipeline protestors, stands in her camp on Tuesday, Sept. 6, 2016.
In a historic gathering of more than a hundred Native American tribes from across North America, protestors are rallying to stop the pipeline they fear will poison the Missouri River, which runs through the Standing Rock Sioux reservation.
CREDIT: Alyssa Schukar for Yahoo News