More American colleges are offering classes that teach students to deal with a shrinking and increasingly dangerous world. iStockphoto.com hide caption

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Tea Party favorite Rand Paul rode a wave of anger to grab the Republican Senate nomination in Kentucky. Ed Reinke/AP hide caption

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Chuck and Kathy Collins lost their daughter Tiffanie to bacterial meningitis in 1996. They are both involved with The Compassionate Friends, a support group for people who have lost children. They are chairing the group’s 2010 national conference, which is being held in Arlington, Va., July 2-4. Coburn Dukehart/NPR hide caption

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Krishna Gurung and his wife, Leela, lost their 7-year-old son when he accidentally strangled himself with a cord at their home in Nepal. In Kevin's memory, Gurung has created an eco-friendly village near Kathmandu that provides education, health care and jobs to people with leprosy and physical handicaps. Coburn Dukehart/NPR hide caption

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