Joe Biden Wins <br />South Carolina Primary South Carolina marks <br />the first primary win for <br />the former vice president. Biden took 48.4% of the vote. Bernie Sanders came in second with 19.9% and <br />Tom Steyer followed with 11.3%. Based on Edison Media Research <br />exit polling, Biden received the most <br />support from black and older voters over 45. South Carolina is considered <br />the first test for candidates as to <br />how they will perform with black voters, who make up <br />50 percent of the vote. 54 delegates were at stake <br />in the South Carolina primary. Early predictions showed Biden <br />with a double digit lead over current <br />Democratic frontrunner Bernie Sanders. Biden has had a longtime <br />affection for South Carolina. <br />The former vice president promised <br />a victory during the Thursday debate. He recently received the endorsement <br />of Rep. James Clyburn, considered the <br />"godfather" of South Carolina politics. 2020 marks Biden's third <br />attempt for the presidency.