The downed helicopter carrying four tourists spiraled several times before plunging into the sea and exploding near Ha Long Bay, said fishermen who rushed to the rescue. Vu Van Dan, 54, was one of the ...

Adam Higginbotham, author of "Midnight in Chernobyl," charts the official record of the Chernobyl disaster with documents from numerous Soviet archives. Image: The first photograph of Unit Four after ...