Record number of US cases as Covid vaccine offers glimmer of hope
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President Trump on Twitter argued that Pfizer delayed its vaccine results until after the election and said the results should have been announced earlier.
"I’m excited to partner with a company that helps people, young and old, be the best versions of themselves," Beyonce said.
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At least one firm, TD Ameritrade, suggested its systems may be overwhelmed by the surge in traffic.
The announced vaccine relies on genetic material and no similar drug has been approved to treat similar infections so far.
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Rick Bright filed a whistleblower complaint in May saying he was "pressured to let politics and cronyism drive decisions" on the pandemic.
“Today is a great day for science and humanity,” said Dr. Albert Bourla, Pfizer Chairman and CEO.
The U.S. has reported nearly 9.3 million positive cases of the coronavirus, with over 231,000 COVID-19 deaths.
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Pfizer Chief Executive Albert Bourla said the drug giant could supply some 40 million doses in the United States in 2020 if clinical testing proceeds as expected and regulators approve a vaccine.
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It hopes to get initial phase three trial results in November, putting an emergency FDA approval in December. Pfizer's timeline is similar.