Advertisement2 years after the debacle at the Iowa caucuses, Democrats eye changes to the calendar03:38Download AudioResumeFebruary 03, 2022Clay MastersfacebookEmailSupporters of then-Democratic presidential candidate Pete Buttigieg prepare to caucus for him in the gym of Roosevelt High School in Des Moines, Iowa, on Feb. 3, 2020. The caucuses were marred by issues and no winner was named. (Getty Images)
