IV ban or no, Daniel Cormier says he's never going back to heavyweight

LOS ANGELES -- The impending USADA-mandated ban on post-fight IV rehydration has led to rampant speculation around the sport of mixed martial arts that we'll see a mass movement of fighters up in weight class.
But don't count Daniel Cormier among that group. The 36-year-old UFC light heavyweight champion was undefeated as a heavyweight before making the drop down to 205 pounds, but he says he doesn't foresee a situation in which he'd ever go back to 265.
And while the move was originally made be