(But if he does in fact smoke pot, then he must have started recently, because it's on the forbidden substances list, isn't it?
I've once heard a story from someone inside the CBT that they were doing doping controls in the Brazilian athletes before the Sydney Olympics, and Guga got caught with THC on his urine. Since it was the CBT and not the ATP, it got covered up. Don't know if it's true or not tbh, but the story seemed reliable.
But the biggest pothead on the tour is Younes.