In 2017, a second jury acquitted Truman.
• "20/20: In an Instant" (Saturday, 8 p.m., ABC/Ch. 4) looks back at the 1994 incident when a schizophrenic man armed with a gun and a bomb took hostages at Salt Lake's main library.
The story is told completely by those who were caught up in the incident including Lloyd Prescott, the Salt Lake County sheriff's lieutenant who snuck in as one of the hostages and heroically saved everyone.
• Also this weekend, Stefanie Martini follows in the footsteps of Oscar-winning actress Helen Mirren, taking on the role of Jane Tennison for which Mirren won a two Emmys and three BAFTAs in "Prime Suspect."
But Martini pulls it off, playing Jane as a 23-year-old, newly minted police officer in the prequel "Prime Suspect: Tennison on Masterpiece" (Sunday, 9 p.m., PBS/Ch. 7), the first of three 90-minute TV movies in the best tradition of British crime drama.
Friday on TV ...
• "The Originals" (7 p.m., CW/Ch. 30): The Mikaelsons are out of options as they face the entity known as The Hollow;. (Season finale)
• "The Great British Baking Show" (8 p.m., PBS/Ch. 7): An episode about bread Sweet dough with a twist.
• "Stuck In the Middle" (9 p.m., Disney): The Diaz family hosts Olympic medalist Laurie Hernandez .
• "Andi Mack" (9:30 p.m., Disney Channel): Andi is convinced Bex and Bowie are destined to be together. Bex and Bowie aren't so sure.
• "Bizaardvark" (10 p.m., Disney): In the Season 2 premiere, Paige and Frankie take on public high schooll.
• "Dark Matter" (10 p.m., Syfy): Three is trapped in a time loop.
• "Wynonna Earp" (11 p.m., Syfy): Wynonna deals with an angry Marzanoik.
Saturday on TV …
• "20/20: In an Instant" (8 p.m., ABC/Ch. 4): This look back at the 1994 incident when a schizophrenic man armed with a gun and a bomb took hostages at Salt Lake's main library is told completely by those who were caught up in the incident including Lloyd Prescott, the Salt Lake County sheriff's lieutenant who snuck in as one of the hostages and heroically saved everyone.
• Major League Soccer (8:30 p.m., KMYU): Real Salt Lake at San Jose Earthquakes
• "TURN: Washington's Spies" (10 p.m., AMC): Abe's plan to rescue Caleb turns deadly.
• "Doctor Who" (10 p.m., BBC America): The Doctor makes the rashest decision of his life when he witnesses the death of someone he is pledged to protect.
• "Orphan Black" (11 p.m., BBC America): The ghost of friendships past haunt.
Sunday on TV …
• BET Awards (6 p.m., BET, Centric, Logo, MTV, MTV2, Spike, VH1): Leslie Jones hosts; scheduled musical performers include Bruno Mars, Future, Migos, Tamar Braxton and Trey Songz.
• "Celebrity Family Feud" (7 p.m., ABC/Ch. 4): It's the men of Steve Harvey's family vs. the women; and Kareem Abdul-Jabbar vs. Ralph Sampson.
• "My Mother and Other Strangers on Masterpiece" (7 p.m., PBS/Ch. 7): Emma finds a new suitor; Rose takes a stand.
• "Anthony Bourdain: Parts Unknown" (7 p.m., CNN): Bourdain travels to Portugal. (Season finale)
• "Good Witch" (7 p.m., Hallmark): Martha announces that her son Michael is getting married.
• "CLAWS" (7 and 8 p.m., TNT): Desna tries to cover their tracks.
• "Grantchester on Masterpiece" (8 and 11 p.m., PBS/Ch. 7): A man is found murdered in a peculiar position.
• "American Grit" (8 p.m., Fox/Ch. 13): The cadres appoint new team captains who must navigate their blindfolded teammates in a boat race.
• "United Shades of America" (8 p.m, CNN): W. Kamau Bell visits San Francisco's Chinatown.
• "The $100,000 Pyramid" (9 p.m., ABC/Ch. 4): Aaron Rodgers, Erin Andrews, Italia Ricci and Robbie Amell are the celebrity players; Michael Strahan hosts.
• "Hotel Transylvania: The Series" (9 p.m., Disney): In the premiere of this animated series based on the 2012 and 2015 movies, Mavis accidentally lures an unwelcome guest into the hotel.
• "Twin Peaks" (9 p.m., Showtime): Gotta light?
• "Fear the Walking Dead" (10 p.m., AMC): Madison and Troy search for answers; Alicia must reconcile with her past.
• "I'm Dying Up Here" (10 p.m., Showtime): Goldie's ex-husband asks her for a favor; Adam meets his comedy idol; Cassie struggles with being a woman in the comedy world.
• "Power" (10 and 11 p.m., Starz): In the Season 4 premiere, Ghost faces threats from all sides following his arrest for the murder of Agent Knox.
• "Preacher" (11 p.m., AMC): In the Season 2 premiere, Jesse, Tulip, and Cassidy begin the search to find God and they're being followed by a killer cowboy from Hell.
• "Silicon Valley" (11 p.m., HBO): Richard is caught in a web of lies; Jared plans his exit; Jack bets big; Gavin plots a comeback. (Season finale)
• "Veep" (11:30 p.m., HBO): Selina and her team prepare for the long-awaited groundbreaking of her presidential library. (Season finale)