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William F. Pepper

Dr. Martin Luther King Jr. makes his last public appearance at the Mason Temple in Memphis, Tenn., on April 3, 1968. (AP/Charles Kelly)

Inside Martin Luther King Jr.’s final, radical year

William F. Pepper
The Rev. Martin Luther King Jr. stands with other civil rights leaders on the balcony of the Lorraine Motel in Memphis, Tenn., on April 3, 1968, a day before he was assassinated. (AP)

Was James Earl Ray innocent?

William F. Pepper