U.S. names global destinations for first batch of vaccine doses it will share U.S. President Joe Biden plans to allocate 75 per cent of unused COVID-19 vaccines through the United Nations-backed COVAX global vaccine sharing program, the White House announced Thursday. Social Sharing The Associated Press · Posted: Jun 03, 2021 12:22 PM ET | Last Updated: June 3 The administration of U.S. President Joe Biden has said it is not attaching political considerations to the receipt of vaccines it will be sharing globally. (Carlos Barria/Reuters)