Cain Velasquez to Tyson Fury: I'm not a boxer; you need to work your way up in UFC

By Scott Gilfoid: UFC heavyweight champion Cain Velasquez finally got around to answering unbeaten heavyweight contender Tyson Fury's challenge of a fight by telling him that if Fury wants to fight him he'll have to become a UFC fighter and basically work his way up to get a title shot in the sport. In other