The latest:

As wealthy countries begin to consider whether to offer their populations a third COVID-19 shot, African nations still waiting for their first gave this stark reminder to world leaders at the UN General Assembly on Thursday: “No one is safe unless we are all safe.”

That message was repeated throughout the day as the inequity of vaccine distribution came into sharp focus. As of mid-September, fewer than four per cent of Africans have been fully immunized and most of the 5.7 billion vaccine doses administered around the world have been given in just 10 rich countries.

Chad’s president Mahamat Idriss Deby