Diack reminds Usain Bolt of his 'responsibility'

IAAF president Lamine Diack has reminded triple Olympic gold medalist Usain Bolt of his "responsibility" as a champion.

Diack said Tuesday he has spoken to the 22-year-old Jamaican sprinter about the extra pressures he would face following his stunning performances in Beijing last August.

"You're the key athlete in our sport and you have a responsibility," Diack told a small group of reporters. "He's not a movie star or singer _ he's a champion. (So) if you are fit, you make the performance or you are finished."

Bolt won three gold medals in Beijing last year, all in world record times, but has made off-the-track …