Two episodes in and very intriguing so far. At this point it could go either way though. Basically two simultaneous investigations that are likely linked involving murders and a bank heist that are connected to the Navajo nation. Competing law enforcement factions in the FBI and the Reservation Police. Native American mysticism and possible witchcraft plays a big part.
Yes, Robert Redford and George RR Martin. The show is apparently based on 20 books so lots to draw from.