9.45 Women's 200m first round
10.30 Men's 200m first round
11.25 Men's 400m hurdles first round
Roger Black introduces live coverage from Seville of events on the fourth day of the world championships.
America's seemingly unbeatable Marion Jones occupies centre stage in the opening round of the 200m, while British sprinters Doug Turner, Julian Golding and Marlon Devonish find out how much their prospects have improved in the men's event after the withdrawal of injured defending champion Ato Boldon.
Plus the men's 400m hurdles first-round and the opening events of the decathlon.