A hypothetical matchup between Hillary Clinton and Joe Biden in the Democratic 2020 presidential primary race showed the two nearly tied for the nomination. The poll done by Harvard Harris found that 19% of people would support Biden with 18% supporting Clinton. Without Clinton in the race, the poll found the former vice president pulling in 33% support from Democrats. However, nearly half of his supporters would jump ship to back Clinton if she were to enter the race. Clinton has helped fuel speculation of a potential run and is currently doing a book tour for her latest book, The...