4:56newsSeptember 13, 2019Democrats clash over health care at 2020 debate Frontrunner Joe Biden embraced Obamacare and challenged Elizabeth Warren's plan for Medicare for All while Julian Castro attacked Biden on the issue.Up Next in newsThird Democratic debate: Top momentsSeptember 13, 2019Democratic debate night analysisSeptember 13, 20193rd Democratic debate 2019: Which candidates stood outSeptember 13, 2019