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nbsp;And in a study of 44 people in South Africa who were previously infected with COVID-19 earlier in the pandemic, more than 90% showed reduced immunity against the new variant when researchers tested their blood, and nearly half had no protection against it, according to USA Today. nb ms247fb The board also highlighted that a critical bat-coronavirus database and a portal of National Virus Resource Center databases both have gone offline -- which Shi told the BBC was for security reasons -- and cited a claim from former Secretary of State Mike Pompeo that the U. nb ms247fb THESE ARE THE SAFEST CARS YOU CAN BUY IN 2020Women were also much more likely to suffer leg injuries compared to men, which may require car safety researchers to start building crash test dummies that account more for the physical differences between women and men, the researchers noted. nb ms247fb President Joe Biden has promised to ramp up the federal government's involvement in the vaccination process, saying that he'll invoke the Defense Production Act to increase the supply of vaccines, while using the National Guard and Federal Emergency Management Agency to distribute them. nb ms247fb