In preparation for his title defense against Randy Suico, WBA lightweight champion Juan Diaz sparred for the final time this past Saturday with Ubaldo Hernandez. Boxingtalk brings you their 4 round sparring session followed by one round of instruction on the pads with trainer Ronnie Shields. Plus, Michael Campbell goes one-on-one with the Baby Bull and you don't want to miss what he had to say. Check it out!