Major General Godefroid Niyombare, Burundi's former intelligence chief, claims he has dismissed the country's president, Pierre Nkurunziza, whose bid for a third term in office has sparked violent unrest that has left at least 20 people dead and forced more than 50,000 to flee the country. As news of his claim spread, thousands came on to the streets of Bujumbura to celebrate the coup attempt