Don't know exactly what's going on, but media documentation of direct action at the pipeline site in North Dakota is being targeted for suppression by law enforcement. There have also been reports of Facebook deleting videos of police action against the demonstrators and media.
Water Protectors Arrested by Militarized Police from Unicorn Riot on Vimeo.
I saw NewsHour's report on the action last night; it was quite a bit better than most mainstream news reports.
Red Warrior Camp maintains a Facebook page and its news is usually better overall. But some of their material has been deleted by Facebook.
Unicorn Riot has done exemplary work, but they have been harassed and arrested.
Sacred Stone Camp is the other primary information source.
It's estimated that 6,000 or more are now gathered to protect the water.
The camps are getting ready to endure through the winter.