If the Lyoto Machida-Shogun Rua fight at UFC 104 had gone the way everyone expected -- Machida handily defeating Shogun to retain his title -- the UFC would have faced a quandary with its light heavyweight division. Machida would be perceived as so dominant that there wouldn't be any particularly interesting fights for him, and the stacked UFC light heavyweight division might have started to feel a little stale. That's why Machida's controversial unanimous decision victory on Saturday night was a great thing for the UFC: It sets up a Rua-Machida rematch that will be a bigger fight than the first one, and it buys time for the UFC to ...