Alexander: I have to get past Purdy before we can talk about a Mayweather fight

By Allan Fox: IBF welterweight champion Devon Alexander (24-1, 13 KO') has a crucial fight this Saturday night against challenger Lee Purdy (20-3-1, 13 KO's) at the Boardwalk Hall in Atlantic City, New Jersey. Every fight is a crucial one when you're a champion, but this one is even more important for Alexander because if