Martin Luther King III, Arndrea Waters King on uniting America, creating an empowered legacy Martin Luther King Jr.'s son, Martin Luther King III, and his wife, Arndrea Waters King, discuss drawing inspiration from Dr. King's and Coretta Scott King's legacy and shared activism to created a more united America. NEW You can now listen to Fox News articles! I recently crossed the Edmund Pettus Bridge in Selma, Alabama, just days ago during my Walk Across America, and I felt the full weight of its