MLK tackled many issues in his lifetime. Where are we now?

(The Associated Press) In this March 10, 1965 file photo, demonstrators, including Dr. Martin Luther King, Jr., stream over an Alabama River bridge at the city limits of Selma, Ala., during a voter rights march. King's participation in the 54-mile (87-kilometer) march from Selma, Ala., to the state capital of Montgomery elevated awareness about the troubles blacks faced in registering to vote. Albuquerque, N.M. • The Rev. Martin Luther King Jr. fought for many issues throughout his life as a minister and the leader of the Southern Christian Leadership Conference, speaking out against various barriers holding back blacks, Hispanics, Asian Americans and Native Americans. Fifty years after his assassination, some of these barriers have fallen — but others remain.

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