Biden Boosts J&J Dose Order; Moderna Booster Shot: Virus Update Bloomberg 3/10/2021 Bloomberg News (Bloomberg) -- President Joe Biden said he will double the U.S. order of Johnson & Johnson’s vaccine, bringing the country’s supply to enough for 500 million people. Contagious Covid-19 variant seems dominant in Texas and Florida. Brazil reported a record number of deaths for the second day in a row, breaching the 2,000 level. The U.K. accused European Union politicians of damaging its vaccination program by making misleading statements that cast doubt on AstraZeneca Plc’s shot, in an escalation of tensions between the two sides.