The fifth Democratic debate has wrapped, with 10 candidates on stage in Atlanta: former vice president Joe Biden; Sen. Cory Booker (D-N.J.); South Bend, Ind., Mayor Pete Buttigieg; Rep. Tulsi Gabbard (D-Hawaii); Sen. Kamala D. Harris (D-Calif.); Sen. Amy Klobuchar (D-Minn.); Sen. Bernie Sanders (I-Vt.); businessman Tom Steyer; Sen. Elizabeth Warren (D-Mass.); and businessman Andrew Yang.