FILE - In this May 16, 1972, file photo, Rep. Shirley Chisholm, D-NY, talks during a speech in San Francisco while campaigning for the U.S. Presidency. Reaching out to hose who had been marginalized in the power structure as she did in her congressional campaign, Chisholm became the nation's first black major-party presidential candidate, competing in 12 state primaries and winning 28 delegates. (AP Photo/ Richard Drew, File)