- Expert doubtful of fast-track efforts in Russia and China
- Hearing sees testy exchanges between Fauci and Republicans
Dr Anthony Fauci, America’s top infectious disease expert, has told the US Congress he is “cautiously optimistic” that a “safe and effective” coronavirus vaccine will be available to the public by the end of 2020 during a hearing in Washington marked by testy exchanges between Fauci and senior Republicans loyal to Donald Trump.
Related: House hearing finds US no closer to plan as coronavirus is ‘raging out of control’ – live
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Source: US Politics - theguardian.com