Tribe

Walker's friend, Reservation Police Chief Sam Coyote has been seeing Nora Shannon, an archaeologist who has been working on the reservation. When he proposes to her she turns him down and things get a little unpleasant between the two of them. An oil company hires one of the men on her crew to do what it takes to get her to leave. But when that fails, he kills Dr. Shannon and frames Sam for her murder.

Next episode

S06E14 - Saving Grace