George Stinney Jr. appears in an undated police booking photo provided by the South Carolina Department of Archives and History. A South Carolina judge vacated the conviction of the 14-year-old, who was executed in 1944, saying he didn't receive a fair trial. Landov hide caption

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Pallbearers wearing anti-bullying T-shirts carry the casket of Rebecca Sedwick,12, to a waiting hearse in September 2013 as they exit the Whidden-McLean Funeral Home in Bartow, Fla. Brian Blanco/AP hide caption

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Stephanie George (right) with her daughter, Kendra, and son Courtney. They were 5 and 8 when she went to prison on a drug charge. Last December, President Obama commuted her sentence. Marisa Peñaloza/NPR hide caption

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The Capitol's dome and Christmas tree are illuminated on Dec. 11 as Congress worked to pass a $1.1 trillion U.S. government-wide spending bill and avoid a government shutdown. J. Scott Applewhite/AP hide caption

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NPR's series looks at the human toll of mandatory minimum prison sentences. The White House and the Justice Department have taken the unprecedented step of asking for candidates who might win early release from prison through presidential pardons or commutations in the final years of the Obama presidency. Dan Henson/iStockphoto hide caption

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President Obama announces the creation of a policing task force Dec. 1 as Philadelphia Police Commissioner Charles Ramsey (left) and George Mason University criminology professor Laurie Robinson look on. Mandel Ngan/AFP/Getty Images hide caption

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In 2009, Nicholas Heien and a friend were traveling down a North Carolina highway when they were pulled over for having a broken tail light. A subsequent search of the car found a plastic bag containing cocaine. iStockPhoto hide caption

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Aerospace giant Lockheed Martin is being sued for choosing retirement funds that shortchanged its employees and charged high fees. Peter Macdiarmid/Getty Images hide caption

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Tenant screening companies say the databases they compile, listing people who have been sued by landlords, help identify deadbeat renters. Tenants' advocates say they don't differentiate problem renters from those who were simply asserting their rights. Shell Belle/Flickr hide caption

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Michael Bell Sr. (center) and his family stand near one of the billboards they bought in a campaign to bring awareness to internal police investigations. Bell's son was shot and killed by police in Kenosha, Wis. Courtesy of the Bell family hide caption

itoggle caption Courtesy of the Bell family