What Went Wrong With Russia’s Sputnik V Vaccine Rollout?

In August 2020, Russia was the first country to announce the development of a COVID-19 vaccine. Since then, a relentless publicity blitz has promoted the attributes of the Sputnik V vaccine. However, Sputnik V has struggled to gain mass acceptance inside Russia, let alone in other countries where it is marketed as an alternative to vaccines developed by Western and Chinese pharmaceutical firms.