But experts cautioned that the findings mean people who contracted the disease in the first wave of the pandemic in the early months of 2020 may now be vulnerable to catching it again.
（And how can we deal with all that? Just diplomacy is not enough.State election officials have said they have found no evidence of such fraud.
還President-elect Joe Biden will on Friday outline his plan to ramp up vaccinations after an early rollout by the Trump administration which he called a dismal failure.
國Giuliani began representing Republican Trump in April 2018 in connection with former Special Counsel Robert Muellers probe into Russian interference in the 2016 election.
個citing a rise in cases and the identification of the new variant.
but they forgot what made them successful.