Linord Moudou reports on Nigerian President Muhammadu Buhari's first visit to the U.S. capital since taking office in May in a rare peaceful transition of power in Nigeria. Excitement is building in Kenya as the nation gears up for a visit by U.S. President Barack Obama later this week. We get an update on Burundi elections. U.S. Secretary of State John Kerry talks on Iran nuclear deal. We get a business report, health update, and VOA’s Esther Githui-Ewart reports on the latest trends.