Extreme weather in Zambia causes cholera, amid famine and displacement

The extreme weather events have hit parts of Africa relentlessly in the last three years, with tropical storms, floods and drought causing crises of famine and displacement, and leaving another deadly threat in their aftermath: some of the continent's worst outbreaks of cholera. (AP video by Sebabatso Mosamo, Farai Mutsaka and Gerald Imray)