The production company is now recruiting contestants for the first season.
NBC News fired longtime "Today" show host Matt Lauer on Wednesday for "inappropriate sexual behavior," making him the second morning television show personality to lose his job because of sexual misconduct charges in a week.
NBC says veteran sportscaster Bob Costas is stepping down as the prime-time host of its Olympics telecast, starting at the 2018 Winter Games in South Korea. He will be replaced by Mike Tirico.
Viewership of NFL regular-season games dropped across the board during the 2016 season, especially for prime-time broadcasts.
Megyn Kelly will leave Fox News later this year and join NBC News.
Commissioner Roger Goodell believes the uptick in NFL television ratings since Nov. 8 "proves that the (U.S. presidential) election was certainly a factor."