It Mayweather uses his jab, and follows his lead right with the left hook, and throws more than one puch at a time he will win, but he needs to do this from the start. Mayweather is faster and longer than cotto, and if he uses combinations he will win a decision, or maybe a late round ko, but if he throw one punch at a time, Cotto, will pummel him into the ropes, and make him his bitch