World and Olympic champion Usain Bolt wins final Diamond League race . Jamaican runs close to his season 's best in 100 meters in U.S. . American Justin Gatlin wins season three m title despite finishing fifth . Compatriot Justin Gatlin completes 100/200 the Jamaican Gleaner double .
World and Olympic champion Usain Bolt wins final Diamond League race . Jamaican runs close to his season 's best in 100 meters in Brussels . American Justin Gatlin wins season 100m title despite finishing fourth . Compatriot Shelly-Ann Fraser-Pryce completes 100/200 Diamond League double .