Stopping to chat with reporters on his way to a campaign event in Pennsylvania, President Joe Biden wouldn't commit to debating his likely Republican challenger, Donald Trump, and he said he'd still sign a TikTok ban if Congress passed one. #joebiden #biden #news #donaldtrump #trump Subscribe for more Breaking News: http://smarturl.it/AssociatedPress Website: https://apnews.com Twitter: https://twitter.com/AP Facebook: https://facebook.com/APNews Instagram: https://www.instagram.com/APNews/ ​ This video may be available for archive licensing via https://newsroom.ap.org/home