Now that the Princess Diana documentaries appear to be over, it’s time for all of the annual documentaries about 9/11 — which was 16 years ago a week from today. The three-night “Road to 9/11” (History, 9 p.m.) aims to take a wider view, going back at least in 1990s with the earlier bombing of the World Trade Center. Conspiracy theorists may be rattled by the narrator, F. Murray Abraham — the sneaky Dar Adal on “Homeland.”
Rapper Christopher Wallace gets a Ken Burns-sized documentary with the three hour “Biggie: The Life of Notorious B.I.G.” (A&E, 8 p.m.) about the influential figure who was gunned down at 24.
Getting only half that time is the 40th President, hailed for his communication skills so much the 90-minute documentary called “The Reagan Show” (CNN, 9 p.m.), culled from archival footage by Sierra Pettengill and Pacho Velez.
Another murder gets recounted with “Chandra Levy: An American Murder Mystery” (TLC, 8 p.m.).
See how little there is in store for you in terms of new shows with the “CBS Fall Preview” (CBS, 8 p.m.).
The Latin star gives a peek at his new show in Nevada, “Ricky Martin: Behind the Vegas Residency” (VH1, 10 p.m.).
The Shakespeare series “Will” (TNT, 11 p.m.) has its first season finale.
“Loaded” (AMC, 11 p.m.) ends its first season.
“American Ninja Warrior” (NBC, 8 p.m.) begins the first night of its Las Vegas finals.
A new dude arrives on “Bachelor in Paradise” (ABC, 8 p.m.).
On “POV” (PBS, 10 p.m., check local listings), the film “The Grown-Ups” follows four middle aged friends with Down Syndrome, seeking more autonomy in their lives.
The new series “Gear Dogs” (Discovery, 10 p.m.) is more about gear heads at a community garage and less about dogs.
A bounty hunter comes looking for Joe on “Midnight, Texas” (NBC, 10 p.m.).
“American Pickers” (History, 8 p.m.) heads to New England.
The top seven perform on “So You Think You Can Dance” (Fox, 8 p.m.).
“Man vs. Food” (Travel, 9 p.m.) goes to Des Moines for pulled pork.
Jeff blames Don for bringing an intruder onto the ship on “People of Earth” (TBS, 10:30 p.m.).
The “Siesta Key” (MTV, 10 p.m.) goes to Bimini.
Hannah tastes bar food in Oregon on “I Hart Food” (Food, 10 p.m.).
Janelle is barred from seeing Jace on Mother’s Day on “Teen Mom 2” (MTV, 9 p.m.).
Jesse, Tulip and Cassidy plan to leave New Orleans on “Preacher” (AMC, 9 p.m.).
Holiday marathons are set for “Star Trek: Voyager” (BBC America, 6 a.m.), “Chrisley Knows Best” (USA, 6:30 a.m.), “Keeping Up with the Kardashians” (E!, 7:30 a.m.), “Broad City” (Comedy Central, 9 a.m.), “Criminal Minds” (Ion, 11 a.m.), “Parks and Recreation” (FXX, 1 p.m.), “Insecure” (HBO2, 3 p.m.) and “Ballers” (HBO2, 8 p.m.).
No connection to that HBO show: “Baller Wives” (VH1, 9 p.m.).
Turner Classic Movies wastes no time in honoring Jerry Lewis, who died Aug. 20. On Labor Day, which became synonymous with the Jerry Lewis Telethon for nearly 50 years, they remember him with five movies tonight, “The Nutty Professor” (8 p.m.), “The King of Comedy” (10 p.m.), “The Stooge” (midnight), “The Bellboy” (2 a.m.) and “The Disorderly Orderly” (3:30 a.m.).
Baseball includes Milwaukee at Cincinnati (ESPN, 1 p.m.) and Cubs at Pittsburgh (ESPN, 4 p.m.).
College football has Tennessee vs. Georgia Tech (ESPN, 8 p.m.).
At the U.S. Open (ESPN2, 11 a.m., 3 and 7 p.m.), the Round of 16 play.
World Cup qualifiers include England vs. Slovakia (Fox Sports 1, 2:45 p.m.) and Northern Ireland vs. Czech Republic (Fox Sports 2, 2:45 p.m.).
Drag racing has its U.S. Nationals (Fox Sports 1, 11 a.m.; Fox, 1 p.m.).
Golf’s Dell Technologies Championship (Golf, 11:30 a.m.; NBC,, 1:30 p.m.).
Daytime Talk
Kelly Ripa and Ryan Seacrest: Maggie Gyllenhaal, Grace Vanderwaal, Peggy Fischer. The View: Carter Oosterhouse, Stephen Curry (rerun). The Talk: Oprah Winfrey (rerun). Milo Ventimiglia, Nico Tortorella, Shear Moore, Josh Holloway (rerun). Ellen DeGeneres: Michelle Obama, Stephen Curry, Usher (rerun). Wendy Williams: Naomi Campbell (rerun). The Real: Bellamy Young, Kelly Osbourne (rerun).
Late Talk
All reruns: Stephen Colbert: Laura Dern, Leah Remini, Trombone Shorty. Jimmy Kimmel: Salma Hayek, Jay Ellis, Bearstronaut. Jimmy Fallon: Ray Romano, Ruth Nega, Camila Cabello. Seth Meyers: Kenan Thompson, Lean Remini, Trombone Shorty. James Corden: Chelsea Handler, Dean Norris, Khalid. Carson Daly: Elisabeth Moss, Tiger Army, Lauren Ash. Conan O’Brien: Will Smith, Joel Egerton, Noomi Repace, Lucy Fry, David Ayer, Jared Padalecki, Jensen Ackles.