WASHINGTON (AP) — This weekend marks the 50th anniversary of "Bloody Sunday," a civil rights march in which protesters were beaten, trampled and tear-gassed by police at the Edmund Pettus Bridge in Selma, Alabama. On March 7, 1965, marchers were walking from Selma to the state capital, Montgomery, to demand an end to discriminatory practices that robbed blacks of their right to vote. Images of the violence during the first march shocked the nation and turned up the pressure to pass the Voting Rights Act of 1965, which helped open voter rolls to millions of Southern blacks. After a 26-year-old black church deacon, Jimmie Lee Jackson, was fatally shot by a state trooper during an earlier march in Marion, Alabama, Bevel suggested that protesters carry Jackson's casket from Marion to the steps of the state capitol. [...] federal judge Frank M.