First the 2016 Scripps National Spelling Bee (ESPN, 10 a.m., 8 p.m.) has its finals today at National Harbor, four hours today and two hours for the conclusion tonight. Kevin Negandi of “SportsCenter” is host. Six of the last eight winning words still come up as misspelled on Microsoft Word. Last year’s winning words were scherenschnitte and nunatak. The last two years had co-champions.
The quiz show “500 Questions” (ABC, 8 p.m.) returns for five nights with tougher than usual questions — miss three and they’re out. The host is a guy from “Nightline,” Dan Harris.
A one-hour documentary, “Stay Woke: The Black Lives Matter Movement” (BET, 9 p.m.) looks at the history and future of the cause. Directed by Laurens Grant, the film is executive produced by actor Jesse Williams of “Grey’s Anatomy,” who also appears in it.
For the annual “Red Nose Day Special” (NBC, 9 p.m.), a number of celebrities including Elton John, Julia Roberts, Bono, Kobe Bryant, Tracy Morgan, Tyler Perry, Margot Robbie, Will Ferrell, Trevor Noah, Ludacris, Jay Leno, Blake Shelton and Jeff Goldblum all perform, participate in skits or otherwise put on red noses. It’s all meant to raise money for child hunger, though it’s not clear how. Craig Ferguson hosts.