Covax: The vaccination system starts, but is it enough?

Ghanaian President Nana Akufo-Addo on Monday became the first person in the world to receive a Covid-19 vaccine from Covax – a global system for providing free vaccinations to poorer countries. Other nations have also begun receiving vaccines from Covax. But most developing countries are still far behind richer nations in the process of inoculating their populations, with richer countries being accused of hoarding necessities.