"In this aerial view, Crowds of people move in a symbolic walk across the Edmund Pettus Bridge, Sunday, March 8, 2015, in Selma, Ala. This weekend marks the 50th anniversary of ""Bloody Sunday,' a civil rights march in which protestors were beaten, trampled and tear-gassed by police at the Edmund Pettus Bridge, in Selma.  (AP Photo/Butch Dill)"
{}