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AFP
AFP
Washington (AFP) – US President Joe Biden announced Thursday a winter campaign against Covid-19, with new testing requirements for travelers and a surge in vaccination efforts. Biden has brought steady leadership after the chaotic Donald Trump years, but the mutating coronavirus continues to defy him, helping drive his approval ratings deep underwater. Urging the nation — in particular his political rivals — to unite behind the strategy, Biden unveiled a raft of actions designed to tamp down Covid-19 in the coming months, as the latest Omicron variant spreads worldwide. Eight cases of the n…