PBS News Hour

Why the U.S. vaccine rollout has been slower than expected

So far, 65 million Americans have received at least one shot of either the Pfizer or Moderna vaccines. As a country, the U.S. has recently picked up the pace of vaccinations, but there are concerns over supply and demand, which was the subject of a congressional hearing on Tuesday. Miles O'Brien joins John Yang to discuss.

Why the U.S. vaccine rollout has been slower than expected

5m 33s

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