President Barack Obama arrives with First Lady Michelle Obama on the flightline June 26, 2015 at Joint Base Charleston, S.C. The President and First Lady attended the funeral services of Rev. Clementa Pinckney at the College of Charleston TD Arena, where President Obama delivered the eulogy. Vice President Joe Biden and Dr. Jill Biden also attended. Reverend Pinckney was one of nine people fatally shot June 17, 2015 week during a Bible study at Emanuel AME Church in Downtown Charleston. (U.S. Air Force photo/Senior Airman Jared Trimarchi)

Col. Jeffrey DeVore, Joint Base Charleston commander, and Col. John Lamontagne, 437th Airlift Wing commander and his wife Becky, stand in front of Air Force One June 26, 2015 at JB Charleston, S.C. The President and First Lady attended the funeral services of Rev. Clementa Pinckney at the College of Charleston TD Arena, where President Obama delivered the eulogy. Vice President Joe Biden and Dr. Jill Biden also attended. Reverend Pinckney was one of nine people fatally shot June 17, 2015 week during a Bible study at Emanuel AME Church in Downtown Charleston. (U.S. Air Force photo/Senior Airman Jared Trimarchi)

President Barack Obama arrives with First Lady Michelle Obama on the flightline June 26, 2015 at Joint Base Charleston, S.C. The President and First Lady attended the funeral services of Rev. Clementa Pinckney at the College of Charleston TD Arena, where President Obama delivered the eulogy. Vice President Joe Biden and Dr. Jill Biden also attended. Reverend Pinckney was one of nine people fatally shot June 17, 2015 week during a Bible study at Emanuel AME Church in Downtown Charleston. (U.S. Air Force photo/Senior Airman Jared Trimarchi)

President Barack Obama arrives with First Lady Michelle Obama on the flightline June 26, 2015 at Joint Base Charleston, S.C. The President and First Lady attended the funeral services of Rev. Clementa Pinckney at the College of Charleston TD Arena, where President Obama delivered the eulogy. Vice President Joe Biden and Dr. Jill Biden also attended. Reverend Pinckney was one of nine people fatally shot June 17, 2015 week during a Bible study at Emanuel AME Church in Downtown Charleston. (U.S. Air Force photo/Senior Airman Jared Trimarchi)

President Barack Obama arrives with First Lady Michelle Obama on the flightline June 26, 2015 at Joint Base Charleston, S.C. The President and First Lady attended the funeral services of Rev. Clementa Pinckney at the College of Charleston TD Arena, where President Obama delivered the eulogy. Vice President Joe Biden and Dr. Jill Biden also attended. Reverend Pinckney was one of nine people fatally shot June 17, 2015 week during a Bible study at Emanuel AME Church in Downtown Charleston. (U.S. Air Force photo/Senior Airman Jared Trimarchi)

President Barack Obama arrives with First Lady Michelle Obama on the flightline June 26, 2015 at Joint Base Charleston, S.C. The President and First Lady attended the funeral services of Rev. Clementa Pinckney at the College of Charleston TD Arena, where President Obama delivered the eulogy. Vice President Joe Biden and Dr. Jill Biden also attended. Reverend Pinckney was one of nine people fatally shot June 17, 2015 week during a Bible study at Emanuel AME Church in Downtown Charleston. (U.S. Air Force photo/Senior Airman Jared Trimarchi)

Col. Jeffrey DeVore, Joint Base Charleston commander, and Col. John Lamontagne, 437th Airlift Wing commander, salute President Barack Obama aboard Air Force One 26, 2015 at JB Charleston, S.C. The President and First Lady attended the funeral services of Rev. Clementa Pinckney at the College of Charleston TD Arena, where President Obama delivered the eulogy. Vice President Joe Biden and Dr. Jill Biden also attended. Reverend Pinckney was one of nine people fatally shot June 17, 2015 week during a Bible study at Emanuel AME Church in Downtown Charleston. (U.S. Air Force photo/Senior Airman Jared Trimarchi)

President Barack Obama arrives with First Lady Michelle Obama on the flightline June 26, 2015 at Joint Base Charleston, S.C. The President and First Lady attended the funeral services of Rev. Clementa Pinckney at the College of Charleston TD Arena, where President Obama delivered the eulogy. Vice President Joe Biden and Dr. Jill Biden also attended. Reverend Pinckney was one of nine people fatally shot June 17, 2015 week during a Bible study at Emanuel AME Church in Downtown Charleston.(U.S. Air Force photo/Senior Airman George Goslin)

President Barack Obama and First Lady Michelle Obama greet Col. Jeffrey DeVore, Joint Base Charleston commander, and Col. John Lamontagne, 437th Airlift Wing commander and his wife Becky, June 26, 2015 at JB Charleston, S.C. The President and First Lady attended the funeral services of Rev. Clementa Pinckney at the College of Charleston TD Arena, where President Obama delivered the eulogy. Vice President Joe Biden and Dr. Jill Biden also attended. Reverend Pinckney was one of nine people fatally shot June 17, 2015 week during a Bible study at Emanuel AME Church in Downtown Charleston.(U.S. Air Force photo/Senior Airman George Goslin)

President Barack Obama and First Lady Michelle Obama greet Col. Jeffrey DeVore, Joint Base Charleston commander, and Col. John Lamontagne, 437th Airlift Wing commander and his wife Becky, June 26, 2015 at JB Charleston, S.C. The President and First Lady attended the funeral services of Rev. Clementa Pinckney at the College of Charleston TD Arena, where President Obama delivered the eulogy. Vice President Joe Biden and Dr. Jill Biden also attended. Reverend Pinckney was one of nine people fatally shot June 17, 2015 week during a Bible study at Emanuel AME Church in Downtown Charleston.(U.S. Air Force photo/Senior Airman George Goslin)

Col. Jeffrey DeVore, Joint Base Charleston commander, Col. John Lamontagne, 437th Airlift Wing commander, and his wife Becky, wait as President Barack Obama arrives with First Lady Michelle Obama on the flightline June 26, 2015 at JB Charleston, S.C. The President and First Lady attended the funeral services of Rev. Clementa Pinckney at the College of Charleston TD Arena, where President Obama delivered the eulogy. Vice President Joe Biden and Dr. Jill Biden also attended. Reverend Pinckney was one of nine people fatally shot June 17, 2015 week during a Bible study at Emanuel AME Church in Downtown Charleston.(U.S. Air Force photo/Senior Airman George Goslin)

An Air Force One crew member waits for the stair truck to pull up June 26, 2015 at Joint Base Charleston, S.C. The President and First Lady attended the funeral services of Rev. Clementa Pinckney at the College of Charleston TD Arena, where President Obama delivered the eulogy. Vice President Joe Biden and Dr. Jill Biden also attended. Reverend Pinckney was one of nine people fatally shot June 17, 2015 week during a Bible study at Emanuel AME Church in Downtown Charleston.(U.S. Air Force photo/Senior Airman George Goslin)