The Associated Press was able to declare Biden the winner of presidential primaries in Virginia and Vermont, and Donald Trump the winner in Virginia's Republican primary because they had insurmountable leads over their rivals. #virginia #vermont #supertuesday 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