"Just because the oil is flowing now doesn't mean that it can't be stopped," said Standing Rock Sioux Chairman Dave Archambault II. Tribes and environmental groups have fought against the pipeline.
The oil industry is coming out of a two-year slump after OPEC cut production. In oil-rich North Dakota, there are more energy jobs than available workers and local businesses are seeing a revival.
An overview of multiple legal challenges and protests since the U.S. Army Corps of Engineers considered approving a section of the pipeline near the Standing Rock Sioux Reservation in North Dakota.
In North Dakota, a lawmaker has introduced a bill that would allow motorists to run over and kill any protester obstructing a highway as long as the driver did not do it intentionally.
While some protesters are staying in North Dakota to fight the Dakota Access Pipeline, residents feel mixed about their new neighbors. One Bismarck resident says she just wants her "hometown back."
Authorities have ordered the protesters of the Dakota Access Pipeline to clear out — but those who have gathered to support the Standing Rock Sioux tribe are preparing for a long stay.
Gov. Jack Dalrymple said Wednesday his emergency evacuation order for areas near the route of the Dakota Access Pipeline did not authorize roadblocks or forcible removal of people.