‘Yellowstone’ is back, as the Kevin Costner series takes a sharper turn into politics

“Yellowstone” is one of those mysteries of the TV business, a series that generates major ratings but like the late comic Rodney Dangerfield, doesn’t always get much respect. That dynamic was summed up last year by a Vanity Fair headline that read, “Here’s to Yellowstone, the Most-Watched Show Everyone Isn’t Talking About.”