The Fairfax County 911 Center in Virginia takes calls during Hurricane Sandy in 2012. It was relatively easy to locate callers when most people used landlines. But most 911 calls now come from cellphones, which can pinpoint a callers' location only within 100 to 300 meters. Greg E. Mathieson Sr./Mai/Landov hide caption

itoggle caption Greg E. Mathieson Sr./Mai/Landov

This encampment under the Julia Tuttle Causeway in Miami, shown in 2008, was cleared out by authorities in 2009. It was home to sex offenders who were unable to find places where they were permitted to live under Miami-Dade County's strict residency law. Although this makeshift community was broken up, homeless sex offenders continue to camp out in other areas of the county. David Adame/AP hide caption

itoggle caption David Adame/AP

The problem isn't just that fake cures are worthless, doctors say. Fraudulent claims also give some people the false sense that the product can protect them from getting sick. iStockphoto hide caption

itoggle caption iStockphoto

Lacey Williams (from left), Mary Espinosa, Jaime Villegas, Armando Cruz Martinez and Elisa Benitez talk inside the offices of the Latin American Coalition in Charlotte, N.C. According to a 2011 Pew Hispanic report, the median age of Latinos in North Carolina is 24. Andy McMillan for NPR hide caption

itoggle caption Andy McMillan for NPR

In her revised dissent, Justice Ruth Bader Ginsburg clarified that photo ID cards issued by the Veterans' Affairs are "an acceptable form of photo identification for voting in Texas." Cliff Owen/AP hide caption

itoggle caption Cliff Owen/AP

Ballots from June 2014 marked "too late" in Sacramento County, Calif. Kim Alexander/Courtesy California Voter Foundation hide caption

itoggle caption Kim Alexander/Courtesy California Voter Foundation

Bryan Stevenson takes on cases to exonerate people wrongfully convicted. "One of the things that pains me is we have so tragically underestimated the trauma, the hardship we create in this country when we treat people unfairly, when we incarcerate them unfairly, when we condemn them unfairly," he says. Tracy King/iStockphoto hide caption

itoggle caption Tracy King/iStockphoto