New national Monmouth poll:

Sanders: 20% (+6)
Warren: 20% (+5)
Biden: 19% (-13)!
Harris: 8% (-)
Booker: 4% (+2)
Buttigieg: 4% (-1)
Yang: 3% (+1)
Castro: 2% (+2)
O’Rourke: 2% (-1)
Williamson: 2% (+1)

— Dave Weigel (@daveweigel) August 26, 2019