Justin Gatlin

Gatlin fires coach, 'shocked' by newspaper allegations

World 100-meter champion Justin Gatlin fired coach Dennis Mitchell following an undercover investigation reported Tuesday that appeared to show people linked to the sprinter offering to supply performance-enhancing drugs.

"I was shocked and surprised to learn that my coach would have anything to do with even the appearance of these current accusations," Gatlin wrote in a post on his Instagram account . "I fired him as soon as I found out about this."

The IAAF's Athletics Integrity Unit said it is investigating the allegations in conjunction with the United States Anti-Doping Agency. The report was published in Tuesday's edition of the British newspaper...

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