Photos: Democratic presidential candidates face off in Nevada debate

Las Vegas Democratic Debate From left, Democratic presidential candidates, former New York City Mayor Michael Bloomberg, Sen. Elizabeth Warren, D-Mass., Sen. Bernie Sanders, I-Vt.,former Vice President Joe Biden, former South Bend Mayor Pete Buttigieg, Sen. Amy Klobuchar, D-Minn., stand on stage before a Democratic presidential primary debate Wednesday, Feb. 19, 2020, in Las Vegas, hosted by NBC News and MSNBC. (AP Photo/John Locher)