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US needs weeks to learn about omicron's transmissibility, Fauci says; WHO gathers for special session: COVID-19 updates

November 29, 2021 USATODAY - News Top Stories

Celina Tebor, USA TODAY US needs weeks to learn about omicron's transmissibility, Fauci says; WHO gathers for special session: COVID-19 updates

The US needs weeks to learn more about the omicron variant and the WHO tries to create an international treaty for future pandemic responses. Updates.