South Africa deploys troops to contain what President Cyril Ramaphosa describes as unprecedented violence. Six people have been killed after several days of rioting sparked by the jailing of ex-president Jacob Zuma. Also, Tunisia launches an appeal for donations to help its overwhelmed health system. New Covid-19 infections are also on the rise in Morocco and Algeria. And we tell you how one Kenyan shoemaker has profited from the country's coronavirus lockdown.