American Noah Lyles faces a challenge if he wants to add Olympic 100 metres gold to his world title as he was beaten for first place in his semi-finals by Jamaican Oblique Seville. Seville ran a personal best 9.81 seconds but Lyles was also just two-hundredths of his best with 9.83 into the blue riband final set for 1950 GMT. Even quicker was season leader Kishane Thompson of Jamaica with 9.80 in the final semi. Lyles won the 100m, 200m and 4x100m treble at the 2023 worlds and wants to do the same in Paris. Also into the final are American Fred Kerley (9.84), Akani Simbine of South Africa (9.8…