NEW YORK, NY – JUNE 21: A woman holds a sign during an interfaith candlelight vigil in solidarity with Emanuel AME Church in Charleston, South Carolina outside Barclays Center on June 21, 2015 in the Brooklyn borough of New York City. Nine people were fatally shot inside the historic African American church on June 17. Suspect Dylann Roof, 21, has been arrested and charged in the killings, which were racially motivated. (Photo by Kena Betancur/Getty Images)