UFC welterweight Nick Diaz has never denied smoking marijuana and in fact spoken openly about the drug‘s benefits in the past. However, though he has a prescription for pot, most athletic commissions view the substance as a PED and treat it similarly to steroids in terms of punishment. As such, Diaz has been suspended twice”¦The post Nick Diaz Isn‘t Guaranteeing He‘ll Pass UFC 158 Drug Test appeared first on Fighters.com.