Coronavirus was declared a Public Health Emergency of International Concern by the World Health Organization (WHO).
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Legendary investor Warren Buffett dumped all his holdings in the four major US airlines.
Craig David was appointed as Goodwill Ambassador against tuberculosis (TB) by the World Health Organization.
US President Joe Biden announced that Americans no longer needed to wear masks against COVID-19, following guidance released by the CDC.
Joe Biden said that the COVID-19 pandemic was over in the country.
First confirmed case of COVID‑19 found in U.S.
