Mourners left flowers and other mementos in front of Charleston's Emanuel African Methodist Episcopal Church in the days following the June 17, 2015, mass shooting. Nine worshippers were gunned down during Bible study in what authorities say was a racially motivated attack on the historic black church.
Presidential candidate George Wallace reaches out for the hands of his supporters at the Texas State Convention of his American Independent Party, Dallas, Sept. 17, 1968.
Hundreds of people participate in a rally to remove the Confederate battle emblem from the Mississippi flag outside the state Capitol in Jackson, Miss., on Feb. 18, a month after flag supporters gathered there for their own event.
Rogelio V. Solis/AP