The second Democratic presidential debates are happening tonight and Wednesday. Democratic voters consistently rate health care as one of their top concerns. We run through the candidates' different health care plans.
Build on Obamacare or Medicare for All? The wide range of Democratic health care proposals
Jonathan Cohn - Senior National Correspondent at Huffington Post, where he writes about health care politics and policy; author of “The Ten Year War: Obamacare and the Unfinished Crusade for Universal Coverage” - @CitizenCohn