The Latest: Tribes want judge to stop river pipeline work
The tribes say the $3.8 billion oil pipeline threatens their drinking water, cultural sites and ability to practice their religion, which depends on pure water.
ETP got permission for the final piece of construction last month from the pro-energy Trump administration, though American Indian tribes continue fighting the project in court.
Dozens of people have been arrested as authorities in North Dakota cleared a protest camp where opponents of the Dakota Access oil pipeline had gathered for the better part of a year.
Native Americans who oppose the $3.8 billion pipeline set up camp last April near the Standing Rock Indian Reservation the shed light on their concerns about the project that would carry oil through the Dakotas and Iowa to a shipping point in Illinois.