epa04654311 Nathan Knight with the Southern Christian Leadership Conference holds up a sign during the 50th anniversary commemoration of the ‘Bloody Sunday’ crossing of the Edmund PettusBbridge, in Selma, Alabama, USA, 08 March 2015. Nearly 600 people marching for voting rights from Selma to Montgomery, Alabama, USA, on 07 march 1965 were tear-gassed and beaten by a county posse and state troopers at the bridge. The events led to passage of the voting rights act by the US Congress. EPA/DAN ANDERSON
