Martin Luther King III, right, with his wife Arndrea Waters, left, and their daughter Yolanda, 9, center, during their visit to the Martin Luther King Jr., Memorial on the National Mall in Washington, Monday, Jan. 15, 2018. The son of the late U.S. civil rights activist Martin Luther King Jr., and his family had earlier participated in an event commemorating the life and legacy of his father. (AP Photo/Pablo Martinez Monsivais)