WBC lightweight (135 pounds) champion, Edwin Valero, of Venezueala, will rise into the 140 pound division for a June or July bout against once-beaten Lamont Peterson (picutred at far right, with Timothy Bradley) of Washington, D.C., possibly in Florida or Washington, D.C., FanHouse has learned from Bob Arum, CEO of Top Rank Promotions, which handles both fighters..