At the sixth Democratic debate–hosted by PBS NewsHour and POLITICO — the seven Democrats who are vying for their party’s presidential nomination in 2020, took on the issues of healthcare, immigration, race and impeachment. The debate on Dec. 19 was also the last of 2019. Watch the major moments from the debate between former Vice President Joe Biden, Mayor Pete Buttigieg, Sen. Amy Klobuchar, Sen. Elizabeth Warren, Sen. Bernie Sanders, businessman Tom Steyer and entrepreneur Andrew Yang.