The political season never stopped its intensity, but “The Circus: Inside the Greatest Political Show on Earth” (Showtime, 8 p.m.) took a break anyway. But now they’re back, in time for an FBI director’s ruling and a candidate’s stumble over a six-pointed start.
A second season starts for “Escaping Polygamy” (A&E, 10 p.m.), the moral antidote of “Sister Wives.” The third season starts on unrelated “Return to Amish” (TLC, 9 p.m.).
The politics of sex is discussed in the new six-part series “Original Sin: Sex” (National Geographic Channel, 9 p.m.) covering advances on the internet, failures of sex ed, and fluidity of gender roles. The combination of archival footage, animation and experts like Dr. Ruth Westheimer and Dan Savage are part of the production from World of Wonder.
On the latest episode of David Attenborough’s “The Hunt” (BBC America, 9 p.m.), changes brought upon by climate change are shown by watching polar bears, arctic foxes and wolves.
Rainn Wilson plays an obnoxious music blogger on “Roadies” (Showtime, 10 p.m.).
Morse takes the sergeant’s examination on the season three finale of “Endeavour” on “Masterpiece” (PBS, 9 p.m., check local listings).
“The Real Housewives of New Jersey” (Bravo, 8 p.m.) returns for its seventh season, with Teresa Guidice newly sprung from jail after 11 months in federal prison for tax fraud.
Matt Lauer hosts the special “Intervention In-Depth: Generation Heroin” (A&E, 8 p.m.).
As head of household, Bridgett is sort of a wild card on “Big Brother” (CBS, 8 p.m.) as far as who she will nominate for eviction.
The 45th anniversary of the hijacking mystery is marked with the special “D.B. Cooper: Case Closed?” (History, 9 p.m.).
The root of Jesse’s guilt is explored on a new “Preacher” (AMC, 9 p.m.).
Karl and Elise try to help the kidnapped soldier before he freezes on “The Tunnel” (PBS, 10:30 p.m.).
Chandler’s position worsens on “The Last Ship” (TNT, 9 p.m.).
An intruder breaks into the Donovan household on “Ray Donovan” (Showtime, 9 p.m.).
“Top Secret Swimming Holes” (Travel, 10 p.m.) in Palau and Maui are uncovered.
In the game show bonanza, Snoop Dogg, Sugar Ray Leonard, Laila Ali and George Hamilton are on “Celebrity Family Feud” (ABC, 8 p.m.); Martha Stewart, Ken Jeong, Tisha Campbell Martin and Snoop once more on “The $100,000 Pyramid” (ABC, 9 p.m.) and Ana Gasteyer, Bobby Moynihan, Maggie Q, Pete Went, Rosie O’Donnell and Tituss Burgess on “Match Game” (ABC, 10 p.m.).
The five finalists cook guilty pleasures on “Food Network Star” (Food, 9 p.m.).
A second season starts for “Cooks vs. Cons” (Food, 10 p.m.), which pits professional chefs against amateur contestants — not prison convicts.
The shooting death of an unarmed suspect is a problem, too, on “Murder in the First” (TNT, 10 p.m.).
“Ride with Norman Reedus” (AMC, 10 p.m.) travels from Lafayette, La., to New Orleans.
Who was Googie Withers? The British character actress from the ‘40s is featured on three films on Turner Classic Movies, “It Always Rains on Sunday” (8 p.m.), “Dead of Night” (9:45 p.m.) and “On Approval” (11:45 p.m.). Later comes the silent film “Orphans of the Storm” (1:15 a.m.) and George Slulzer’s “The Vanishing” (3:45 a.m.).
It’s Arizona at San Francisco (ESPN, 8 p.m.) in Sunday Night Baseball. There is also an All Stars Futures Game (MLB, 7 p.m.).
Andy Murray faces Milos Raonic in the men’s singles final at Wimbledon (ESPN, 9 a.m.).
The U.S. Olympic Trials (NBC, 7 p.m.) in track and field from Eugene, Ore., are followed by day 2 of the women’s gymnastics trials in San Jose at 8:30 p.m.).
Soccer’s Euro final has Portugal vs. France (ESPN, 3 p.m.).
Major League Soccer includes Portland at New York (ESPN2, 6 p.m.) and New York City FC at Sporting K.C. (Fox Sports 1, 8 p.m.).
Final rounds are played in the Scottish Open (NBC, noon) and the U.S. Women’s Open (Fox, 3 p.m.).
The NBA Summer League includes Toronto vs. Minnesota (NBA, 6 p.m.), Utah vs. New Orleans (NBA, 8 p.m.), Philadelphia vs. Chicago (ESPN2, 8:30 p.m.), Portland vs. San Antonio (NBA, 10 p.m.) and Boston vs. Phoenix (ESPN2, 10:30 p.m.).
Stage 9 of the Tour de France (NBC Sports, 6:30 a.m.) fro Spain to Andorra is one of five mountain top finishes in the race.
Sunday Talk
ABC: Homeland Security Secretary Jeh Johnson, Rep. Joaquin Castro, New York Police Commissioner William Bratton. CBS: Paul Manafort, Rep. Elijah Cummings, NCAAP President Cornell William Brooks. NBC: Johnson, Sens. Cory Booker and Bob Corker. Former Philadelphia police commissioner Charles H. Ramsey. CNN: Johnson, Dallas Police Chief David Brown, Oklahoma Gov. Mary Fallin, Rep. Darrell Issa. Fox News: Sen. Jeff Sessions, Labor Secretary Thomas Perez, Rev. Jesse Jackson.