Joe Biden and Bernie Sanders square off in the first one-on-one debate of the Democratic presidential campaign on Sunday amid a widening crisis over the coronavirus.
Bernie Sanders on Wednesday saying he remains in the fight against centrist frontrunner Joe Biden, despite pressure to withdraw for the sake of party unity.
Joe Biden was hoping to deal a debilitating blow to leftist rival Bernie Sanders on Tuesday as six states including crucial Michigan began voting in the Democratic presidential primaries.
Senator Kamala Harris endorsed Joe Biden for the Democratic presidential nomination Sunday, while his chief rival Bernie Sanders won the backing of civil rights leader Jesse Jackson.
Former US Vice President Joe Biden scored a convincing victory in South Carolina, riding a wave of African American support and ending the winning streak of rival Bernie Sanders.