Kerley shares letter saying he will contest ruling that he broke anti-doping whereabouts obligations.

Kerley shares letter saying he will contest ruling that he broke anti-doping whereabouts obligations.

Lo sprinter americano, grande rivale di Marcell Jacobs, sospeso per aver saltato tre controlli antidoping a sorpresa. Rischia fino a due anni di squalifica. Aveva a sorpresa…