Why do we keep shutting down the internet?

How do you force a country to go offline? Internet shutdowns are becoming more common in parts of Africa. But stopping people from going online comes at a cost – both political and economic. So, why do some governments keep doing it? And what can the tech giants do about it? Host: Alan Kasujja (@Kasujja on Twitter) Guest: Julie Owono, executive director of Internet Without Borders. #AfricaDaily