Biden admits he ‘made a mistake’ during presidential debate CNN 0 155 07.04 09:23 https://www.youtube.com/watch?v=Aj8Sgk7nvMI + 23 https://www.youtube.com/feeds/videos.xml?channel_id=UCupvZG-5ko_eiXAup… + 26 Biden admits he ‘made a mistake’ during presidential debate