Stumping 2020 candidates get grubby at Iowa State Fair

Mayor Bill de Blasio wasn't the only one pigging out at the Iowa State Fair last week. Hizzoner downed a sizable corn dog, veggie "totchos" -- nachos using tater tots in place of tortilla chips -- an ice cream bar and a lemonade at the fair, a cornucopia of delicious delights. His fellow presidential hopefuls...