JUSTIN GATLIN became only the second man in World Championship history to complete the 100m/200m sprint double in Helsinki last night when he outgunned the young pretenders to add the 200m title to the 100m crown he won on Sunday.

America’s sprinters have sent a message to the rest of the world from the US Olympic trials: You have no chance in Athens.

Dmitriy Markov gave Australia their first gold medal of the World Championships with a superb victory in the pole vault on Thursday.