Thousands marched on Charleston's Ravenel Bridge in a show of unity Sunday after last week's shooting at Emanuel AME Church that killed nine people. (AP Photo/David Goldman)
Thousands marched on Charleston's Ravenel Bridge in a show of unity Sunday after last week's shooting at Emanuel AME Church that killed nine people. (AP Photo/David Goldman)
Thousands marched on Charleston's Ravenel Bridge in a show of unity Sunday after last week's shooting at Emanuel AME Church that killed nine people. (AP Photo/David Goldman)
Thousands marched on Charleston's Ravenel Bridge in a show of unity Sunday after last week's shooting at Emanuel AME Church that killed nine people. (AP Photo/David Goldman)
Thousands marched on Charleston's Ravenel Bridge in a show of unity Sunday after last week's shooting at Emanuel AME Church that killed nine people. (AP Photo/Stephen B. Morton)
Thousands marched on Charleston's Ravenel Bridge in a show of unity Sunday after last week's shooting at Emanuel AME Church that killed nine people. (AP Photo/Stephen B. Morton)
Thousands marched on Charleston's Ravenel Bridge in a show of unity Sunday after last week's shooting at Emanuel AME Church that killed nine people. (AP Photo/Stephen B. Morton)
Thousands marched on Charleston's Ravenel Bridge in a show of unity Sunday after last week's shooting at Emanuel AME Church that killed nine people. (AP Photo/David Goldman)
Thousands marched on Charleston's Ravenel Bridge in a show of unity Sunday after last week's shooting at Emanuel AME Church that killed nine people. (AP Photo/David Goldman)
Thousands marched on Charleston's Ravenel Bridge in a show of unity Sunday after last week's shooting at Emanuel AME Church that killed nine people. (AP Photo/David Goldman)
Parishioners sing at the Emanuel A.M.E. Church four days after a mass shooting that claimed the lives of its pastor and eight others. (AP Photo/David Goldman)
Ushers come to the assistance of a woman who collapses as she prays at the Emanuel A.M.E. Church Sunday. (AP Photo/David Goldman)
Hundreds of people stand outside the Emanuel A.M.E. Church during a morning service four days after a mass shooting that claimed the lives of it's pastor and eight others. (AP Photo/Stephen B. Morton)
Gillettie Bennett, right, comforts Clarissa Jackson Sunday while they wait in line for Emanuel AME Church's first worship service since the shooting. (AP Photo/Stephen B. Morton)
Noah Nicolaisen, of Charleston, S.C., kneels at a makeshift memorial, Thursday, June 18, 2015. (AP)
A woman adds flowers to a makeshift memorial in front of the Emanuel AME Church in Charleston, S.C. (AP)
A group of women pray together at a make-shift memorial on the sidewalk in front of the Emanuel AME Church, Thursday, June 18, 2015 in Charleston, S.C. (AP)
Charleston, S.C., shooting suspect Dylann Storm Roof, center, is escorted from the Shelby Police Department in Shelby, N.C., Thursday, June 18, 2015. (AP)
Dylann Roof, 21, was booked into Charleston County in South Carolina on June 18 at 7:25 p.m. after being extradited from Shelby, N.C. (Charleston County Police)
The desk of state Sen. Clementa Pinckney, one of the nine victims in the Charleston shooting, is draped in black Thursday. (Photo/Rainier Ehrhardt)
State Senator Vincent Sheheen grieves near Pinckney's desk. (Photo/Rainier Ehrhardt)
Chaplain James St. John, center, leads senators in prayer Thursday at the Statehouse in Columbia, S.C. (Photo/Rainier Ehrhardt)
Chaplain James St. John leads senators in prayer Thursday at the Statehouse in Columbia, S.C. (Photo/Rainier Ehrhardt)
President Barack Obama speaks about the shooting in Charleston. (Photo/Manuel Balce Ceneta)
President Barack Obama speaks about the shooting in Charleston. (Photo/Manuel Balce Ceneta)
Attorney General Loretta Lynch speaks about the shooting in Charleston. (Photo/Pablo Martinez Monsivais)
Officials told ABC News that Dylann Roof, the alleged gunman authorities say is responsible for killing nine people in a Charleston church, has been caught. (ABC News/arrests.org)
State Sen. Clementa Pinckney, right, is pictured in a file photo. Pinckney was among the nine people killed when a gunman opened fire in a Charleston church. (Photo/Jeffrey Collins)
State Sen. Clementa Pinckney, left, is pictured in a file photo. Pinckney was among the nine people killed when a gunman opened fire in a Charleston church. (Photo/Jeffrey Collins)
Nine people were killed inside the Emanuel AME Church in Charleston, S.C. Wednesday when a gunman opened fire. The church is pictured Thursday morning. (AP Photo/David Goldman)
The growing memorial outside of Emmanuel AME Church, where the shooting occurred. (WTVD)
(Photo/David Goldman)
Surreace Cox, of North Charleston, S.C., holds a sign during a prayer vigil down the street from the Emanuel AME Church. (AP Photo/David Goldman)
A passing motorist looks out her window as she stops at an intersection down the street from the Emanuel AME Church. (Photo/David Goldman)
Lisa Doctor joins a prayer circle down the street from the Emanuel AME Church. (Photo/David Goldman)
A man looks on as a group of people arrive inquiring about a shooting across the street. (Photo/David Goldman)
Worshippers gather to pray in a hotel parking lot across the street from the scene of a shooting Wednesday, June 17, 2015, in Charleston, S.C. (AP Photo/ David Goldman)
Worshippers gather to pray down the street from the Emanuel AME Church following a shooting Wednesday, June 17, 2015, in Charleston, S.C. (AP Photo/ David Goldman)
The steeple of Emanuel AME Church is visible as police close off a section of Calhoun Street early Thursday, June 18, 2015 following a shooting Wednesday night in Charleston, S.C. (AP Photo/ David Goldman)
Police stand outside the Emanuel AME Church following a shooting Wednesday, June 17, 2015, in Charleston, S.C. (AP Photo/ David Goldman)
Police stand outside the Emanuel AME Church following a shooting Wednesday, June 17, 2015, in Charleston, S.C. (AP Photo/ David Goldman)
An FBI agent walks across the street from the Emanuel AME Church following a shooting Wednesday, June 17, 2015, in Charleston, S.C. (AP Photo/ David Goldman)
Police close off a section of Calhoun Street near the Emanuel AME Church following a shooting Wednesday, June 17, 2015, in Charleston, S.C. (AP Photo/ David Goldman)
Charleston Mayor Joseph Riley, right, stands next to Police Chief Gregory Mullen as he addresses the media down the street from the Emanuel AME Church early Thursday, June 18, 2015 (AP Photo/ David Goldman)
Worshippers embrace following a group prayer across the street from the scene of a shooting Wednesday, June 17, 2015, in Charleston, S.C. (AP Photo/ David Goldman)
Worshippers gather to pray in a hotel parking lot across the street from the Emanuel AME Church following a shooting Wednesday, June 17, 2015, in Charleston, S.C. (AP Photo/ David Goldman)