ABC World News Tonight With David Muir
Against the variant. but tonight, with the pace of new vaccinations now at a crawl, covid cases in the u.s. doubling in just three weeks. in tennessee, only 38% of residents are fully vaccinated. >> it's sadness. it's frustration. it's fear. >> reporter: the state's now former vaccine chief, dr. michelle fiscus, claims she was fired after trying to get the word out about teens and vaccines. saying she sent out a memo alerting vaccine providers about a law that allows some teens to get the covid shot without their parents' permission. fiscus says state officials then halted outreach on all chil...