There Are Millions of Americans Missing Their Second Dose of Covid-19 Vaccine | NBC Nightly News

With 138 million Americans having gotten at least one dose of the Covid-19 vaccine, a new report in the New York Times on Sunday said CDC data shows more than 5 million have missed their second shot of the Moderna or Pfizer vaccines. Some of the reasons include scheduling issues, worrying about the side effects or thinking the first shot is effective enough.»