WHO says delta is the fastest and fittest Covid variant and will ‘pick off’ most vulnerable https://ift.tt/2SVF6Yr https://ift.tt/2Ue7qp5 https://ift.tt/2Ue7qp5 https://ift.tt/3gRaVcX

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Submitted June 22, 2021 at 12:15AM by cambeiu https://ift.tt/3gRaVcX cambeiu