These countries simply don't have enough other options to drop vaccines like AstraZeneca and J&J

It was nothing short of a miracle when it became clear that scientists had developed several effective vaccines against Covid-19 in less than a year. Announcements last week from European Union and British drug regulators finding a possible link between AstraZeneca's Covid-19 shot and rare blood clots, however, have been a real low point in the pandemic.