Mayweather could fight beyond his remaining 5-fight contract

(Photo credit: Esther Lin) By Allan Fox: Undefeated Floyd Mayweather Jr. (44-0, 26 KO's) says he may continue fighting beyond the remaining 5 fights he has in his 6-fight contract with Showtime/CBS. It's unclear whether Mayweather will still be with Showtime at that point or if he'll move back to HBO. At this point a