Scott Neuman Scott Neuman works as a Digital News writer and editor, handling breaking news and feature stories for NPR.org. Occasionally he can be heard on-air reporting on stories for Newscasts and has done several radio features.

A neighborhood watch sign stands outside The Retreat at Twin Lakes, the gated community in Sanford, Fla., where Trayvon Martin was shot by George Zimmerman on Feb. 26. Roberto Gonzalez/Getty Images hide caption

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Roberto Gonzalez/Getty Images

Students at Gardena High School in Gardena, Calif., lined up for a security check before school in January 2011. Nick Ut/AP hide caption

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Nick Ut/AP

People wait in line to get into a job fair in Independence, Ohio, in November. Tony Dejak/AP hide caption

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Tony Dejak/AP

Fans of GOP presidential candidate Ron Paul show their support outside the Mesa Arts Center before Wednesday night's Republican debate in Mesa, Ariz. Ethan Miller/Getty Images hide caption

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Ethan Miller/Getty Images