Europe panics: new strain of virus more contagious but less lethal; 2nd vaccine on the way. Third one’d be less contagious? Could 3rd vaccine catch up?

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A New Covid-19 Strain Is Shutting Down Europe
The presence of a more infectious strain of the virus that causes Covid-19 is shutting down Europe, causing a wave of lockdowns and travel restrictions, prompting a logistics crisis in the U.K., and hammering stock markets across the continent.
The U.K. government said