Live coverage from the World Athletics Championships in Stuttgart on the morning when Colin Jackson begins his bid for the world 100m hurdles title.
Also in today's first round are Tonyjarrett, who was third in the 1991 final, and Olympic champion Mark McKoy of Canada. Plus the first round of the women's 100m hurdles and the early stages of the decathlon, in which Alex Kruger competes for Britain. Introduced by Desmond Lynam with David Moorcroft and Daley Thompson. (Coverage continues 1. 00pm on BBC2)