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Tension between rich and poor countries hovered over climate negotiations in Copenhagen Wednesday, as developing nations fumed over the leak of a climate document drafted by Denmark. The 13-page document, known as the Danish text, was drawn up outside…

Representatives from 192 nations are converging on Copenhagen Monday for the opening day of the two-week United Nations Climate Change Conference, where the next steps are expected to be hashed out towards an international emissions agreement.

In Mexico City, where schools and businesses were shuttered during the first H1N1 outbreak last spring, the initial fear surrounding the virus has lifted, but health officials warn that young children are being unexpectedly hard hit this flu season.