LUSAKA (Reuters) - A Zambian court on Friday charged the leader of a small opposition party with defaming President Edgar Lungu, after he allegedly referred to the head of state as a dog.

ADDIS ABABA (Reuters) - Ethiopia's state-run Ethio Telecom plans to install a 4G network in the capital and other regions and to upgrade other network services, it said on Friday, as the government prepares to open up the sector to private foreign investment.