Crude oil is now under North Dakota's Lake Oahe, in an area held sacred by the Standing Rock and Cheyenne River Sioux tribes.
The American Civil Liberties Union is trying to stop the search warrant.
The Native Nations Rise march was the latest mobilization in the years-long battle against the Dakota Access Pipeline.
In his address to Congress, the president made some nice-sounding promises. Too bad his actions undermine them.
A month in, here's an account of the administration's impact on public health and the planet.
More and more institutions are moving to pull their money away from banks that are funding the pipeline.
The daughter of the late Michael Jackson encouraged people to speak out against the Dakota Access Pipeline.
Here's a closer look at Texas billionaire Kelcy Warren.
Emergency rallies were held Wednesday in at least 53 cities. Check out photos and video.