Foreign journalists returned from North Korea to Beijing on Saturday by charter plane after witnessing blasts that Pyongyang says destroyed its only nuclear test site.About 30 reporters from Britain, China, Russia, South Korea and the United States were allowed to witness first-hand a series of explosions on Thursday at the Punggye-ri nuclear test site, amid fears they might have been exposed to radiation when tunnels and other facilities were blown up."No media was allowed to bring in dosimeters or any sort of radiation equipment," Will Ripley, a CNN correspondent based in Hong Kong, said …READ FULL ARTICLE