The Biden administration said Thursday that children under 5 may be able to get their first COVID-19 vaccination doses as soon as June 21, if federal regulators authorize shots for the age group, as expected. White House COVID-19 coordinator Aashish Jha outlined the administration’s planning for the last remaining ineligible age group to get shots. He said the Food and Drug Administration’s outside panel of advisers will meet on June 14-15 to evaluate the Pfizer and Moderna shots for younger kids. Shipments to doctors’ offices and pediatric care facilities would begin soon after FDA authorizat…