The Latest: African nations to confer on virus vaccine

JOHANNESBURG — African nations next week will hold a high-level conference on coronavirus vaccines to “position ourselves to not be left behind” in access, the Africa Centers for Disease Control and Prevention chief says.John Nkengasong says the World Health Organization director-general will attend the discussion that also will focus on “how we can manufacture a vaccine ourselves.”He said countries including Senegal, Egypt and South Africa already have vaccine manu