U.S. on track to almost triple vaccine output in March, as new variants pressure Europe and Brazil
March 22, 2021 at 09:24 AM EDT
The U.S. vaccine program is expected to be boosted by the end of March as manufacturers ramp up production to almost triple the output achieved in February, raising hopes the nation can move faster to get jabs into arms and avoid the spike in cases that is being caused by new variants in Europe and elsewhere.
