Dmitry Bivol vs. Isaac Chilemba possible for Aug.4 on HBO

By Allan Fox: WBA World light heavyweight champion Dmitry Bivol (13-0, 11 KOs) could be making his next defense against the struggling 31-year-old former world title challenger Isaac Chilemba (25-5-2, 10 KOs) on August 4 on HBO, according to Dan Rafael.