Brazil's Nicolas Zanellato tested positive for boldenone while competing at an ATP Challenger event in Ibague, Colombia, in June 2024.
Ms Claressa Shields conduct as a licensed professional boxer constitutes an imminent threat to the integrity of professional boxing, the public interest, and the welfare and safety of professional ...
A senior official from the World Anti-Doping Agency (WADA) assured that Jannik Sinner's case is "a million miles away from ...
Boxing champion Claressa Shields is under investigation after testing positive for marijuana following her historic victory ...