Russia offers to help US with Covid-19 vaccine; US says no
![]() Russian officials in Moscow tell CNN they have offered "unprecedented cooperation" with Operation Warp Speed (OWS), the US multi-agency body set up to accelerate access to effective Covid-19 vaccines and treatments. Russia announced on Tuesday that it had developed a vaccine against the coronavirus and President Vladimir Putin said his own daughter had received it. But tests are yet to be completed and some experts are skeptical about the claims. |

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