COVID-19 vaccine shipments have ground to “a near halt” in Africa while virus cases have spiked 20% over the last two weeks, the World Health Organization said Thursday, a bleak scenario for the continent on both those critical fronts.

COVID-19 vaccine shipments have ground to “a near halt” in Africa while virus cases have spiked 20% over the last two weeks, the World Health Organization said Thursday, a bleak scenario for the continent on both those critical fronts.