Another 2.5 million watched the simulcast on The CW, giving it its most watched program since 2018.
In the 25-54 demo, NewsNation drew more than 350,000 viewers and The CW drew nearly 500,000.
Some 7.51 million watched the Nov. 8 debate across NBC News and its streaming and digital platforms.

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That debate averaged 6.86 million viewers on NBC alone.
During the NewsNation debate coverage on Wednesday,Jesse Watters Tonightdrew 2.43 million andHannitydrew 1.98 million.
On MSNBC,All in with Chris Hayesdrew 1.41 million viewers andAlex Wagner Tonightposted 1.43 million.

On CNN,Anderson Cooper 360drew 614,000 andKing Charlesgarnered 466,000.
DeSantis, Nikki Haley, Chris Christie and Vivek Ramaswamy participated in the debate from Tucaloosa, AL.
The debate was moderated by Elizabeth Vargas, Megyn Kelly and Eliana Johnson.
NewsNation, formerly WGN America, launched in 2021, with a primetime newscast debuting the previous year.