Usain Bolt leads Jamaican 200m dominance
Usain Bolt shows he is still in the form to win a world 200m title, days after his controversial disqualification for a false start in the 100m, by breezing through the semi-finals in ebullient fashion.
And Veronica Campbell-Brown continues Jamaica's dominance over the distance, out-sprinting Americans Carmelita Jeter and Allyson Felix in the women's final to take world gold.
Listen to day eight's action on BBC Radio 5 Live on Saturday from 1200 BST.