 Even though both candidates remain broadly unpopular, about 6 in 10 U.S. adults say they are extremely or very likely to watch the debate live or in clips or read about or listen to commentary about the event. That's according to an AP-NORC poll. About half of Americans say the debate is extremely or very important for the success of Joe Biden's campaign, while about 40% say it's highly important for Donald Trump's campaign.