Angie Melhado, a charter school consultant, talks to parents and community members who are considering serving on charter school boards. Detroit wants to convert dozens of traditional schools to charters, but many in the city remain skeptical about the plan. Larry Abramson/NPR hide caption

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An artist's depiction of NASA's Spirit rover on the surface of Mars. Spirit became unresponsive in March 2010. NASA announced it had ended attempts to communicate with the rover on May 24, 2011. NASA hide caption

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Chilean President Salvador Allende in February 1973. STR/AFP/Getty Images hide caption

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FIFA president Sepp Blatter arrives for the opening ceremony of the 61st FIFA Congress at the Zurich Hallenstadion in Oerlikon. Fabrice Coffrini/AFP/Getty Images hide caption

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Bahraini protesters hold up flowers toward riot police near the Pearl Roundabout in February. On March 18, the government demolished the monument, which had become a prominent gathering place for opposition protesters. Hasan Jamali/AP hide caption

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XMRV, a mouse virus, may be an artifact of laboratory experiments rather than the cause of chronic fatigue syndrome. Whittemore Peterson Institute hide caption

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The 1978 Ford Pinto is shown in this company handout photo. This subcompact became a hot seller for Ford after its introduction in 1970. The Pinto's 10-year run was marred by litigation over the car's fuel tank design. Twenty-seven people died during the 1970s in fuel tank fires in the Pinto, which Ford eventually recalled. AP hide caption

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Backdropped by a night time view of the Earth and the starry sky, the Space Shuttle Endeavour is photographed docked at the International Space Station on May 28, 2011. The STS-134 astronauts left the station the next day on May 29, after delivering the Alpha Magnetic Spectrometer and performing four spacewalks during Endeavour's final mission. NASA hide caption

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Felicia Boston shields her eyes against the sun outside a tent where a friend has lived since his home was destroyed by a tornado in Cordova, Ala. The city has banned the type of trailers FEMA is providing as temporary housing, prompting outrage among residents who call the decision heartless. Jay Reeves/AP hide caption

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