Biden: I regret not running for president By Brooke Seipel - 03/25/17 04:55 PM EDT Former Vice President Joe Biden late Friday night said he regretted not running for the presidency, predicting if he had secured the Democratic nomination he could have won against Donald Trump. "I had planned on running for president and although it would have been a very difficult primary, I think I could have won,” he said. “Maybe not, I don’t know.” "I was fairly confident that if I had become the Democratic nominee, I would have had a good chance to be president," Biden continued....