some thought would never be broken : Sergey Bubka 's mark in the pole vault . Ukrainian 's Sergey Bubka sets a new world record in the pole vault . He breaks the longstanding mark of France legend Sergey Bubka . Renaud Lavillenie was in attendance for Sergey Bubka 's feat in Bubka 's hometown .
Ukrainian 's Sergey Bubka sets a new world record in the pole vault . He breaks the longstanding mark of France legend Sergey Bubka . Renaud Lavillenie was in attendance for Sergey Bubka 's feat in Bubka 's hometown .