Five keys for Miguel Cotto

— -- Now under the guidance of trainer Freddie Roach, Miguel Cotto seems to be at his best, and Saturday's bout against Sergio Martinez will serve to see how much he has improved.

Cotto (38-4, 31 KOs) is trying to become the first Puerto Rican boxer to win titles in four divisions when he faces Martinez (50-2-2 , 28 KOs) for the middleweight championship at Madison Square Garden in New York.

Here are five keys Cotto should consider ahead of Saturday's fight: