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(FILES) In this file photo taken on August 27, 2020 US Democratic vice presidential nominee and Senator from California, Kamala Harris, speaks on the administration of US President Donald Trump failures to contain Covid-19, in Washington, DC. – Democratic vice presidential nominee Kamala Harris said in comments released September 5, 2020, that if a coronavirus vaccine is available before November’s election, she would not take President Donald Trump’s word on its safety and efficacy. (Photo by Eric BARADAT / AFP)