21-year-old jamaican sensation Tina Clayton impresses with 10.76s for silver in Tokyo 100m final; Melissa Jefferson-Wooden claims gold, Julien Alfred takes bronze, Shericka Jackson 4th, and Shelly-Ann Fraser-Pryce 6th in her last worlds race

Jamaica dominates men’s 100m final as Oblique Seville sets personal best of 9.77s, Thompson takes silver, Lyles finishes third