How to vaccinate the world?05:23This browser does not support the video element.11/26/2020November 26, 2020Brent Goff puts that question to Este Geraghty, Chief Medical Officer and Health Solutions Director at Esri, the world's largest provider of geographic information systems. @dwnews @brentgofftv @EsteGeraghty @EsriCopy linkAdvertisement