The United States suspended travel from Europe due to the COVID-19 pandemic.
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Johns Hopkins University announced that the number of people who died worldwide due to the COVID-19 pandemic had reached three million.
The US FDA approved the Pfizer COVID-19 vaccine for emergency use.
Wuhan government confirms dozens of cases of virus later ID'd as COVID‑19.
The World Health Organization approved the Sinopharm COVID-19 vaccine for emergency use.
Legendary investor Warren Buffett dumped all his holdings in the four major US airlines.
