Security officer Steven Long patrols the Sequoyah Hills neighborhood in Oakland, Calif. With city police struggling to control crime, several neighborhoods have hired private security to patrol local streets. Justin Sullivan/Getty Images hide caption

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There were 1.5 million boardings on the Emery Go Round last year. Zikhona Tetana, a visiting scientist from South Africa, is taking the Emery Go Round to a Lawrence Berkeley National Laboratory facility in Emeryville. "It's convenient and always on time," she says. Cindy Carpien/NPR hide caption

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Hundreds of protesters march toward the Sonoma County Sheriff's Office in response to the death of Andy Lopez in Santa Rosa. Noah Berger/Reuters/Landov hide caption

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Dona Ana County Clerk Lynn Ellins talks with Thom Hinks and Richard Sunman (far right) after they obtained a marriage license at the Dona Ana County Clerk's Office in Las Cruces, N.M. In August, Ellins' office began issuing marriage licenses to same-sex couples. Juan Carlos Llorca/AP hide caption

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Firearms seized during a sweep by the Los Angeles Police Department using the California's Armed Prohibited Persons System initiative. The program uses a database to identify gun owners who are no longer allowed to possess a firearm. Damian Dovarganes/AP hide caption

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Cephus "Bobby" Johnson in 2011, when the former transit officer who shot Johnson's nephew, Oscar Grant, was released from jail. Johnson and other family members have seen Fruitvale Station, a new feature film depicting the shooting, multiple times. Jason Redmond/AP hide caption

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