A rematch three years in the making largely lived up to the grand expectations .
Strikeforce welterweight champion Nick Diaz avenged the only loss of his past 13 fights with a unanimous - decision victory over title challenger K.J.
A rematch three years in the making largely lived up to the grand expectations , and Strikeforce welterweight champion Nick Diaz avenged the only loss of his past 13 fights with a unanimous - decision victory over title challenger K.J.