Top Democrats defend Harris' shifting policy positions, calling her a 'good leader'

Over the long Labor Day weekend, Democratic officials defended Vice President Kamala Harris from criticisms that she has been flip-flopping on various policy positions.

"I think it's a sign of a good leader, that they learn and evolve over time," Colorado Gov. Jared Polis told ABC's "This Week" on Sunday. 

"Most voters recognize that as you get more information, as you get more experience, perhaps as you hold a different job… that there would be a natural evolution," echoed Rep. Brendan Boyle...