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Protesters hold a sign during a rally to take down the Confederate flag at the South Carolina Statehouse, Tuesday, June 23, 2015, in Columbia, South Carolina, June 23, 2015 (Credit: AP Photo/Rainier Ehrhardt)

Protesters hold a sign during a rally to take down the Confederate flag at the South Carolina Statehouse, Tuesday, June 23, 2015, in Columbia, South Carolina, June 23, 2015 (Credit: AP Photo/Rainier Ehrhardt)