TV TOP PICKS

6 p.m. on AP DSC

Serengeti

Academy Award-winning actress Lupita Nyong’o narrates this visually stunning new six-part nature docu-series filmed on the plains of Tanzania, capturing the daily routines of that region’s magnificent animals during the course of a year. Featured characters include the lioness Kali, Zalika the hyena, Tembo the elephant, Shani the zebra, Bakari the baboon and an assortment of supporting players, with each species having its own unique story.

7 p.m. on ABC

CMA Fest

Each summer, country music fans flock to Nashville, Tenn., for this epic annual fan event that draw some of the hottest musical acts together for must-see performances and some unexpected collaborations. Thomas Rhett and Kelsea Ballerini host this three-hour special, which was filmed at the 48th annual event last June and featured more than 30 acts who performed during the four-day festival.

7 p.m. on AMC

Preacher

Jesse Custer (Dominic Cooper) fled his perverse childhood home in Angelville and finally reunited with true love Tulip (Ruth Negga) at the end of Season 3. Now, as this dark, profane but often hilarious comic book adaptation opens its fourth and final season with a two-hour season premiere, Jesse is tormented by terrifying visions of an apocalyptic future as he and Tulip prepare to assault Grail headquarters at Masada, where their comrade Cassidy (Joseph Gilgun) is being tortured.

9 p.m. on CBS

The Good Fight

This critically acclaimed legal drama concludes its summer run on CBS, although new episodes will continue streaming at the show’s regular home on CBS All Access. In tonight’s Season 1 broadcast finale, “Chaos,” Maia’s (Rose Leslie) bi-annual review at the office holds both good and bad news for her. Meanwhile, her father, Henry (recurring guest star Paul Guilfoyle), gets disappointing news of his own from the Department of Justice, so he reaches out to a mysterious old friend.