Charleston, South Carolina (CNN)[Latest developments] • Charleston church shooting suspect Dylann Roof has been taken into custody in North Carolina, a senior law enforcement official briefed on the investigation told CNN's Deborah Feyerick. • Roof, 21, of Lexington, South Carolina, is the suspect in Wednesday's deadly shooting at the Emanuel AME Church in Charleston, city police said Thursday. • Witnesses say the suspect stood up and said he was there "to shoot black people," a law enforcement official said. The shooter is also thought to have used a handgun, according to the official.