CNBC:
The U.S. will have to limit the next generation of Covid vaccines this fall to individuals at the highest risk of getting seriously sick from the virus if Congress fails to approve funding to purchase the new shots, according to a senior Biden administration official.
...
The Food and Drug Administration is expected to make a decision by early summer at the latest on whether the U.S. should switch to the redesigned shots for a fall vaccination campaign, with its advisory committee set to hold a meeting on June 28 to discuss the issue.
However, the U.S. currently does not have enough money to purchase the new shots for everybody in the U.S. ahead of the fall
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— Osita Nwanevu (@OsitaNwanevu) May 10, 2022