'We need to act now': Sub-Saharan Africa faces third wave of Covid-19

WASHINGTON, D. C.: Sub-Saharan Africa is in the grip of a third wave of Covid-19 infections that threatens to be even more brutal than the two that came before.

This is yet more evidence of a dangerous divergence in the global economy. One track for countries with good access to vaccines, where strong recoveries are taking hold. And another for those countries that are still waiting and at risk of falling further behind.