Jan and Linton Weeks with their sons Holt (second from right) and Stone (left) who both were killed in a car crash a year ago. Courtesy of Linton Weeks hide caption

Joshua Gans and his three children. B. is the one next to Gans. Courtesy of Joshua Gans hide caption

Mohammed Saqar is seen in his classroom in Gaza where he works as an English teacher. Andrea Bruce/VII Network for NPR hide caption

North Korean leader Kim Jong Il waves goodbye to Chinese leaders at a train station in Beijing during his visit to China in early May. North Korea watchers believe that Kim Jong Il's third son and putative heir, Kim Jong Un, has accompanied him on recent trips to China, a sign that a leadership transition is under way. AP/Korean Central News Agency via Korea News Service hide caption