Transcript for Vaccine makers vow to get doses out faster
We're going to move on in the meantime to the other major news this Tuesday night. 24 hours after the nation marked 500,000 deaths from coronavirus, there is promising news tonight on the vaccine front. Executives from pfizer and modern on speeding up the vaccine and then Johnson & Johnson's vaccine, could it be approved for emergency use by week's end? Tonight, this number, 44,544,000 people have received at least one dose, that's about 13% of the population. But it still remains a race against the variants, including a new California variant and two new studies tonight, finding it is more contagious, but that more study is needed. Here's ABC's Eva pilgrim. Reporter: Tonight, vaccine makers vowing to get doses out faster to meet that promised timeline, enough shots for all U.S. Adults by the end of July. Pfizer doubling the pace of production, cutting manufacturing time from 110 days to an average of 60. We anticipate that that will get up to 13 million doses a week, by the end of March. Reporter: Moderna expecting to double its current shipments by April. We are now targeting delivery of the second 100 million doses of our vaccine by the end of may. And a third 100 million doses by the end of July. A full two months ahead of schedule. Reporter: And now, a third company, Johnson & Johnson, releasing details of its initial rollout, saying it can deliver enough of its one-dose vaccine to immunize 20 million Americans by the end of March. Just about half of what they were contracted to deliver by then. Johnson & Johnson's vaccine could be authorized as early as late Friday. We're prepared to ship immediately upon emergency use authorization nearly 4 million doses of our vaccine. Reporter: Welcome news after winter storms caused vaccine shipping delays and shortages. This as two new studies found the California variant appears to be more contagious, though more research needs to be done. These results are quite concerning, because it suggests that we have identified the emergence of a new variant that is spreading very rapidly in California and also that appears to be more infectious. Reporter: Meanwhile, more covid restrictions easing in some states. In New York, sports arenas reopening for the first time in nearly a year at 10% capacity. Madison square garden will welcome 2,000 fans. Barclays allowing 300 tonight. To attend a game, fans need a recent negative covid pcr test. Rapid tests will be available at the arena. Masks and social distancing will be required. You can see the seats that we've designated as socially distant seating pods, groups of either two or four. Reporter: The Biden administration holding firm of that timeline, 600 million doses by the end of July. These adjustments that we're seeing by vaccine makers are what needs to happen in order to meet that deadline. But if Johnson & Johnson is given authorization in the
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