In the fight against COVID-19, so many are pinning their hopes on a vaccine. But how long will it take? Russia’s super-fast-tracked COVID-19 one is technically the first in the world. But the first vaccine may not be the best one. And even with other vaccine trials underway around the globe, it would be wrong to think we can resume normal life as soon as we have one. Bloomberg healthcare reporter Michelle Fay Cortez explains why Russia’s approach to vaccine development is so different, and why the world may be expecting way too much from an inoculation.

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