Is the effectiveness of Covid vaccines waning over time? We look at how much protection being double vaccinated offers.
from BBC News - Home https://ift.tt/2YIWZwq
from BBC News - Home https://ift.tt/2YIWZwq
A perfect storm of factors led the social media giant to be used to spread hate against Muslims. from BBC News - World https://ift.tt/2NxlyoF
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