Los Angeles was leading the way in 1943, too, when the city was suddenly blackened with smog and took a decades-long effort to help clean up the air, leaning to the creation of the Environmental Protection Agency and the Clean Air Act. The story is told again tonight in “Clearing the Air: The War on Smog” tonight on “American Experience” (PBS, 9 p.m., check local listings).
“Love Thy Nader” (Freeform, 9 p.m.) is not, unfortunately, a documentary about Ralph Nader. Instead, it follows fashion model Brooks Nader and her three sisters as they move from Louisiana to New York, trying to be the new Kardashians along the way.
The news special “Emma and Bruce Willis: The Unexpected Journey — A Diane Sawyer Special” (ABC, 8 p.m.) looks how the couple has handled the actor’s decline into dementia.
A season finale comes for the game show “The Snake” (Fox, 9 p.m.), which comes right after an episode of another game show, “The 1% Club” (Fox, 8 p.m.).
“America’s Got Talent” (NBC, 8 p.m.) continues live quarterfinals.
Gloria Estefan is the guest on “Songs & Stories with Kelly Clarkson” (NBC, 10 p.m.).
“Truck Dynasty” (Discovery, 9 p.m.) is a show about boat customizers with a title that tries to conjure another cable success.
A covert plot puts everyone in danger on “Alien: Earth” (FX, 8 p.m.).
“Red Bull Soapbox Race” (Discovery, 10 p.m.) races in Colombia.
Whitney’s birthday party ends in chaos on “My Big Fat Fabulous Life” (TLC, 9 p.m.).
“College Hill: Celebrity Edition” (BET, 9 p.m.) is visited by big Freedia.
Julian starts more drama at his pajama party on “The Impact: Atlanta” (BET, 10 p.m.).
“A Body in the Basement” (Investigation Discovery, 9 p.m.) is followed by “The Corpse in the Concrete” (Investigation Discovery, 10 p.m.).
Ethan and Amber return from Boca on “Welcome to Plathville” (TLC, 10 p.m.).
The entirety of “Love Island” (Bravo, 7 p.m.) seems to be replaying on ad-supported cable, with five episodes tonight alone.
“Hard Knocks: Training Camp with the Buffalo Bills” (HBO, 9 p.m.) continues training.
Jean moves to own a part of Midnight Blues on “Carl Weber’s The Family Businesss: New Orleans” (BET, 8 p.m.).
“Chopped” (Food, 9 p.m.) concentrates on Korean cuisine.
Tom Courtenay is featured for the first time on Turner Classic Movies’ Summer Under the Stars with “Operation Crossbow” (6 a.m.), “A Dandy in Aspic” (8 a.m.), “Otley” (10 a.m.), “The Night of the Generals” (11:45 a.m.), “King Rat” (2:15 p.m.), “Doctor Zhivago” (4:30 p.m.), “Billy Liar” (8 p.m.), “The Loneliness of the Long Distance Runner” (10 p.m.), “The Dresser” (midnight), “King & Country” (2:15 a.m.) and “Private Potter” (4 a.m.).
Baseball includes Philadelphia at Mets (TBS, truTV, 7 p.m.) and Cincinnati at Dodgers (MLB, 10 p.m.).
First round play continues in tennis’ U.S. Open (ESPN, 11:30 a.m., 7 p.m.; ESPN2, 7 p.m.).
WNBA action has Seattle at Indiana (CBS Sports, 7 p.m.) and Phoenix at Los Angeles (NBA, 10 p.m.).
Daytime Talk
Kelly Ripa and Mark Consuelos: David Schwimmer, Pamela Anderson, Sterling K. Brown. The View: Olivia Munn, Amanda Peet, Kit Connor, Michael Gandolfini (rerun). Kelly Clarkson: Elizabeth Banks, Josh Holloway, Randy Rainbow, Bowen Yang, Matt Rogers, Trousdale (rerun). Drew Barrymore: Lea Thompson, Henry Winkler, Carla Hall. Jennifer Hudson: Laverne Cox, Rayne Parvis (rerun). Tamron Hall: Saraya-Jade Bevis, Randy Fenoli, Major (rerun).
Late Talk
All reruns: Stephen Colbert: Sandra Oh, Dave Franco. Jimmy Kimmel: Tracee Ellis Ross, Milo Callaghan, Jordan Davis, guest host Nicole Byer. Jimmy Fallon: Sam Rockwell, Alison Brie, Drew Dunn, Hannah Berner, Paige DeSorbo. Seth Meyers: Taron Egerton, Tim Herlihy, Chase Sui Wonders. Taylor Tomlinson: Kumail Nanjiami, Emily Gordon, Jonah Ray.