Los Angeles, UNITED STATES
Former Vice President Joe Biden, Senator Bernie Sanders and Senator Amy Klobuchar listen as PBS anchor...
Former Vice President Joe Biden, Senator Bernie Sanders and Senator Amy Klobuchar listen as PBS anchor Judy Woodruff moderates the Democratic U.S. presidential candidates at Loyola Marymount University in Los Angeles, California, U.S., December 19, 2019. REUTERS/Mike Blake