Baystate Health President and CEO Mark Keroack says "it's a coin flip" between the Moderna and Pfizer vaccines.
Baystate Health President and CEO Mark Keroack says "it's a coin flip" between the Moderna and Pfizer vaccines.
Former FDA commissioner Dr. Scott Gottlieb said inoculations "should be a backstop" against a new coronavirus variant initially..
Fareed Zakaria gives his take on how unequal distribution of vaccines could mean the world never fully recovers from Covid-19.