Dunbar High School has a notable list of graduates, including the first black presidential Cabinet member, the first black general in the Army and several of the lawyers who argued the Brown v. Board of Education decision. Courtesy of Chicago Review Press hide caption

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This 1973 photo of five children playing in a Detroit suburb has gone viral on the Internet. The children were Rhonda Shelly, 3 (from left), Kathy Macool, 7, Lisa Shelly, 5, Chris Macool, 9, and Robert Shelly, 6. Joe Crachiola/Courtesy of The Macomb Daily hide caption

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Marchers aligned with the Justice for Trayvon Martin movement called for a federal civil rights action to be filed against George Zimmerman in Phoenix on Monday. Zimmerman was found not guilty in the shooting death of Trayvon Martin. Matt York/AP hide caption

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Willie Reed (right) testified against the men accused of murdering 14-year-old Emmett Till in 1955. He changed his last name to Louis after fleeing to Chicago and hardly spoke of the trial. Charles Knoblock/AP hide caption

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