As the world continues to deal with the COVID-19 pandemic, and the new variants that have emerged, countries are trying to step up vaccinations as much as they can, as fast as they can. Crystal Goomansingh reports how some nations are faring, and the lingering questions on vaccine efficacy.
- Canada’s vaccinations are lagging U.S., U.K.. Why experts say that shouldn’t be the focus
- Merck abandons 2 potential COVID-19 vaccines over weak data
- U.K. doctors to ‘urgently review’ 12-week gap between coronavirus vaccine doses