The amount in his system was in line with food contamination. His levels were too low for any sort of doping program.One of the highest paid boxers with a huge backroom team including dieticians/nutritionits.....not a chance he was contaminated with the meat excuse.
Besides, some boxers are always going to juice in some shape or form....especially as the punishments for getting caught are so poor. Not forgetting the sports piss poor doping controls in the first place.
Its stung a fair few mexican athletes but the athletics and sports authorities have no control over agriculture.