Pharmalot.. Pharmalittle.. Good Morning ..U.S. scientists and Moderna squabble over Covid-19 vaccine; BARDA doles out big coronavirus contracts &amp; more news.. https://t.co/uaWbLGxeoD #pharma #COVID19 #coronavirus #vaccine #HIV #Tuberculosis $MRNA $NVAX $GSK $REGN $JNJ $GILD