Who should play Coretta Scott King?

When casting a movie about Martin Luther King Jr., you can't overlook who will play Coretta Scott King. It's a challenge for a casting director, choosing an actress who can hold her own against a powerful man while not stealing the scene. Do you think any of these ladies can do it? Academy Award-winner Jennifer Hudson proved her acting skills in "Dreamgirls," but her singing background might give her an edge. Mrs. King had a music degree, played several instruments and directed the church choir. Kevin Winter/Getty Images for NAACP