WASHINGTON, United States (AFP) — President Joe Biden will pledge $4 billion in US aid to the Covax global Covid-19 vaccination program during his virtual meeting with other G7 leaders on Friday, White House officials said. An initial $2 billion will be released “by the end of this month,” with the rest coming over the next two years, said a senior White House official, who asked not to be identified, on Thursday. Covax is a […]