American melissa jafferson

American Melissa Jafferson: Jamaica's Oblique Seville and American Melissa Jafferso-Wooden emerged as the fastest man and woman in the world as they cruised to victory in the men's and women's 100 metres final respectively at the World Athletics Championships here on Sunday.

The 24-year-old Seville clocked a personal best of 9.77 seconds, with his compatriot Kishane Thompson finishing second in 9.82 and defending champion Noah Lyles of the United States settling for bronze in a season best of 9.89.

Kenneth Bednarek of the United States and Jamaica's Kishane Thompson topped the men's 100m semifinals on Sunday.