On this edition of Africa 54: at least 10 aspiring army recruits in Somalia were killed and several others wounded, when a suicide bomber triggered explosives at a military training camp in the south of Mogadishu early Tuesday; Small and medium-sized businesses are reeling after the Nigerian government's suspension of Twitter; & Voting is set to begin in some parts of Ethiopia next week to choose members of parliament and regional officials. In other parts of the country, that voting is postponed to September because of war in Tigray.