by Aurelia End and Shaun Tandon WASHINGTON, United States (AFP) — US President Joe Biden on Thursday announced a major new Covid vaccine donation for Africa and promised greater commitment to the continent as he welcomed his first African leader, Kenya’s Uhuru Kenyatta. Meeting at the White House, Biden and the Kenyan president promised to work together on climate change and ending violence on the Horn of Africa, although there appeared to be no headway […]