prosecutors that he supplied performance enhancing drugs to numerous olympic athletes, including marion jones a federal witness, he avoided a prison term for drug trafficking. as for this training camp, both marquez and his coach shrug off any questions about their regimen. >> juan is not using. we are not doing anything illegal. he is fighting clean. mr. marquez, is a person, i think his career speaks by itself. 26 years. i will work for him for eight or nine weeks. what he achieves is nothing to do with me. i'm here just to develop a different program he never worked on. we don't have any problems. we can do a urine test before the fight, blood test, before the fight and after the fight. and we have nothing to hide. >> meanwhile, at the wild card, the reaction to the news coming from mexico city is one of indifference. >> how do we feel about some guy involve involved -- you know, we will all do whatever the required and protocol is for testing before and after. personally, i don't think any of the outside things will effect either one of them. and i know what we've done. and i still don't