This Martin Luther King Jr. Day, as in every year for the past 30, hundreds of passengers boarded the Caltrain from San Jose to San Francisco to commemorate the legacy of the slain civil rights leader. The 54-mile journey marks the same distance King and thousands of activists marched in 1965 from Selma to the steps of the state capitol in Montgomery, Ala., where they campaigned for the voting rights. Nationwide, the federal holiday will be marked by volunteer work in celebration of the civil rights icon, who once said, “Life’s most persistent and urgent question is: ‘What are you doing for others?’”

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