IE 11 is not supported. For an optimal experience visit our site on another browser.

As vaccine rolls out, COVID-19 variants raise new concerns


The winter storm is compounding issues in the coronavirus vaccine rollout by canceling or delaying appointments all across the Northeast. Meanwhile, there are new concerns about the spread of COVID-19 variants. NBC’s Gabe Gutierrez reports for TODAY from Boston’s Fenway Park, where a new mass vaccination site is opening Monday.