Democratic debate highlights: Harris and Biden spar over healthcare
Thursday, 1 August 2019 Democratic front-runner Joe Biden and Senator Kamala Harris clashed again in the first moments of the second presidential debate on Wednesday, but this time it was about healthcare and not race.
Another 10 Democratic presidential hopefuls faced off in Detroit Wednesday night in a second round of debates. Several of them went after Joe Biden on his long public record in office, putting the front runner on the defensive. CBS News's Natalie Brand reports. (7-31-2019)