Kamala Harris' rise in the polls after last week's debate has some wondering if she's the candidate who can reunite the vaunted Barack Obama coalition.

Kamala Harris' rise in the polls after last week's debate has some wondering if she's the candidate who can reunite the vaunted Barack Obama coalition. https://t.co/OJvpMOwARl

— NBC News (@NBCNews) July 3, 2019