Splits within the Philippines elite over the worsening Islamic insurgency in the country’s south will greet United States Secretary of State Hillary Clinton as she lands in Manila on Tuesday. With a ceasefire accord in strife-torn Mindanao now shattered, former president Joseph Estrada is among opposition hawks who believe full-blown war should be an option if new peace talks fail. In contrast, incumbent President Benigno Aquino’s softer stance has sparked rumors of a coup plot among disgruntled army generals.