Trump administration officials passed on extra doses of vaccine when Pfizer offered

Trump administration officials passed when Pfizer offered in late summer to sell the U.S. government additional doses of its COVID-19 vaccine, according to people familiar with the matter. Now Pfizer may not be able to provide more of its vaccine to the United States until next June because of its commitments to other countries, they said.As the administration scrambles to try to purchase more doses of the vaccine, President Donald Trump plans Tuesday to sign an executive order “to ensure