At the F.D.A.’s urging, Pfizer-BioNTech and Moderna are expanding their studies of children 5 to 11. latest news new york times By BY SHERYL GAY STOLBERG, SHARON LAFRANIERE AND NOAH WEILAND from NYT U.S. https://ift.tt/3eYD9Ci Share this : Digg Linkedin Stumbleupon Delicious Tumblr BufferApp Pocket Evernote