On the trail: Democrats slam Trump's coronavirus response

FILE PHOTO: Democratic U.S. presidential candidate and former U.S. Vice President Joe Biden speaks at a campaign event in Georgetown, South Carolina, U.S., February 26, 2020. REUTERS/Elizabeth Frantz

MCCLELLANVILLE, S.C/WINSTON-SALEM, N.C. (Reuters) - Democratic presidential hopefuls spread out across South Carolina on Thursday as the clock ticked down to the state's Saturday primary, the first big test of their appeal with African-American voters.

Several candidates also headed to some of the Super Tuesday regions, the 14-state March 3 contest that offers the largest single-day haul of delegates in the Democratic Party's White House nominating battle.