Adam Gemili cautious on World Championships fitness after fall

BBC SportAdam Gemili cautious on World Championships fitness after fallBBC SportBritain's Adam Gemili says he "does not know" if he will make the World Championships in Beijing after a hamstring injury. Earlier in June the 21-year-old became the first ever Briton to run both the 100m and 200m in under 10 seconds and in less than ...and more »