47.9 million people watched the debate across all networks.
CNN may have been the host, but the network didn't have the most television viewers — Fox News did.
Viewership is down from prior years, as a record 84 million watched the Trump-Clinton debate in 2016.
AdvertisementLast night's presidential debate attracted 47.9 million viewers across networks, according to early Nielsen numbers, making it the most-watched non-sporting event of the year.
Though CNN hosted the debate, the network didn't boast the largest television audience — Fox News claimed that prize, with 8.8 million viewers compared to CNN's 8.7 million.
Persons:
—, Nielsen, Biden
Organizations:
CNN, — Fox News, Trump, Clinton, Service, ABC News, MSNBC, Business