Michael Duane Johnson is an American sprinter who became Olympic Champion four times, and World Champion eight times in the span of his career. His 400 m time of 43.18 seconds is the American record a

Serhiy Nazarovych Bubka is a Ukrainian former pole vaulter. He is the 1988 Olympic Champion, a record six-time consecutive World Champion, a record four-time World Indoor Champion, the 1985 European I