In August 1997, the Ukrainian pole-vaulter, Sergey Bubka, won his sixth consecutive World Championship in Athens. Bubka defied advancing age and a serious achilles tendon injury to claim victory with one massive vault. His performance is now regarded as one of the greatest in track-and-field history. Sergey Bubka talks to Alex Capstick.

PHOTO: Sergey Bubka in action (Getty Images)