Rio 2016: Usain Bolt claims ninth gold medalJamaica claimed its third straight gold medal in the men's 4x100 relay on Friday night in Rio behind Usain Bolt's strong anchor.SI Staff|Share on FacebookShare on XAdd us on Jamaica claimed its third straight gold medal in the men's 4x100 relay on Friday night in Rio behind Usain Bolt's strong anchor.Published Aug 20, 2016 | Modified Aug 20, 2016SI STAFFShare on FacebookShare on XHome/Olympics