1. Dr. Martin Luther King, Jr.

2. Dr. Martin Luther King, Jr.

3. Dr. Martin Luther King, Jr.

4. Dr. Martin Luther King, Jr.

5. Dr. Martin Luther King, Jr.

6. Dr. Martin Luther King, Jr., 1963

In this Sept. 16, 1963 file photo, Dr. Martin Luther King Jr. gives a news conference in Birmingham, Ala. (Photo: AP)

7. Rev. Bernice King

In this Jan. 8, 2013 photo, Bernice King stands in the King Center next to a banner hanging in memory of her father, Dr. Martin Luther King Jr., in Atlanta. (Photo: AP)

8. “I Have a Dream”, 1963

In this Aug. 28, 1963 file photo, the Rev. Dr. Martin Luther King Jr. speaks to thousands during his “I Have a Dream” speech in front of the Lincoln Memorial for the March on Washington. (Photo: AP)

9. MLK Portrait, 2002

In this Jan. 21, 2002 file photo, a painting of the late Martin Luther King Jr., is presented to President George W. Bush, left, by King’s widow, Coretta Scott King, second left, and her children, Rev. Bernice King, second right and Martin Luther King III. (Photo: AP)

10. Martin Luther King III

In this May 13, 2009 file photo, Martin Luther King III visits the statue of his father the Rev. Dr. Martin Luther King Jr., during his visit to the Bosnian town of Tuzla. (Photo: AP)

11. Martin Luther King III at MLK Memorial

In this Sunday, Jan. 15, 2012 file photo, Martin Luther King III, center, the son of civil rights leader Martin Luther King Jr., speaks during a ceremony at the Martin Luther King Jr. Memorial, in Washington.

12. Funeral of Coretta Scott King, 2006

In this Monday, Feb. 6, 2006 file photo, from left, Yolanda King, Dexter Scott King, the Rev. Bernice King and Martin Luther King III pay tribute to their mother, Coretta Scott King, as she lies in honor in the historic Ebenezer Church on Auburn Avenue in Atlanta. (Photo: AP)

13. Rev. Bernice King

In this Jan. 8, 2013 photo, Bernice King stands in the King Center next to banners hanging in memory of her father, Dr. Martin Luther King Jr., in Atlanta. (Photo: AP)

14. King Family, 1966

This 1966 file photo is the last official portrait taken of the entire King family, made in the study of Ebenezer Baptist Church in Atlanta. (Photo: AP)