South Carolina South Carolina

Democratic presidential candidate Hillary Clinton and her husband, former President Bill Clinton, speak at a "Get Out The Vote Rally" in Columbia, S.C., on Friday. Gerald Herbert/AP hide caption

toggle caption
Gerald Herbert/AP

Director Spike Lee, in a radio ad released Tuesday endorsing Bernie Sanders says the Vermont Senator will "do the right thing" when he's in the White House. Axel Schmidt/AP hide caption

toggle caption
Axel Schmidt/AP

Republican presidential candidate Donald Trump speaks at his election night party February 20, 2016 in Spartanburg, South Carolina. The New York businessman won the first southern primary decisively. Spencer Platt/Getty Images hide caption

toggle caption
Spencer Platt/Getty Images

Republican presidential candidate, Sen. Marco Rubio, R-Fla., raises his arm with Gov. Nikki Haley and Sen. Tim Scott, R-S.C., during a town hall Thursday in Greenville, S.C. Paul Sancya/AP hide caption

toggle caption
Paul Sancya/AP

Barbie Byrd, of Columbia, S.C., joins a group of demonstrators on the grounds of the South Carolina State House calling for the Confederate battle flag to remain on the Capitol grounds in June 2015. Win McNamee/Getty Images hide caption

toggle caption
Win McNamee/Getty Images

Confederate flag radio ad/robo call

  • <iframe src="https://www.npr.org/player/embed/467427120/467427805" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">

Republican presidential candidates at the final GOP before the South Carolina primary on Saturday at the Peace Center in Greenville, S.C. Spencer Platt/Getty Images hide caption

toggle caption
Spencer Platt/Getty Images