From left, Democratic presidential candidates, Sen. Elizabeth Warren, D-Mass., former South Bend Mayor Pete Buttigieg, former New York City Mayor Mike Bloomberg, Sen. Bernie Sanders, I-Vt., Sen. Amy Klobuchar, D-Minn., and businessman Tom Steyer, greet on another on stage at the end of the Democratic presidential primary debate at the Gaillard Center, Tuesday, Feb. 25, 2020, in Charleston, S.C., co-hosted by CBS News and the Congressional Black Caucus Institute. (AP Photo/Pa…

March 3, 2020