The Caption Competition is back again this week, featuring Shelly-Ann Fraser-Pryce and Carmelita Jeter. The author of the best caption will receive a signed Josie Pearson race bib, so get your entries in!

To be in with a chance of winning, all you have to do email your caption for the picture above to majorevents@uka.org.uk

Good luck and the winner will be revealed in the next On Track e-Newsletter.