President Barack Obama, fourth from left, walks holding hands with Amelia Boynton, who was beaten during "Bloody Sunday," as they and the first family and others including Rep. John Lewis, D-Ga, left of Obama, walk across the Edmund Pettus Bridge in Selma, Ala. for the 50th anniversary of the landmark event of the civil rights movement, Saturday, March 7, 2015. At far left is Sasha Obama and at far right is former first lady Laura Bush.
Jacquelyn Martin/AP Photo