FILE - In this March 31, 1968 file photo, the Rev. Martin Luther King Jr., left, who heads the Southern Christian Leadership Conference, preaches to a capacity crowd from the pulpit at the National Cathedral in Washington.
King spoke from the Cathedral's Canterbury Pulpit. It would be his last Sunday sermon before he was assassinated on April 4, 1968, in Memphis. (AP Photo/John Rous, File)
Cheryl K. Chumley