South Africa's embattled Former President Jacob Zuma failed to appear on Monday before a judicial panel probing corruption during his nine-year tenure, again defying a court order for him to testify. Zuma, 79-year-old, who has snubbed previous summonses by the commission, refused to comply with the order from the constitutional court which ruled last month that he has to appear before the panel this week. The court in January ruled that Zuma had no right to remain silent during the proceedings. He accuses the commission of bias and has demanded that its...