Why So Many Covid-19 Vaccine Doses Are Going to Waste

P.M. Edition for July 6. Millions of doses of Covid-19 vaccines, once in high demand, are going unused. Drugmakers and health authorities say supply is outstripping demand. WSJ pharmaceutical reporter Peter Loftus joins host Annmarie Fertoli discuss. Learn more about your ad choices. Visit megaphone.fm/adchoices