CAIRO (AP) — Sudanese troops on Tuesday broke a siege by Rapid Support Forces in the capital of the central region of Kordofan which was imposed by the paramilitary group on Kadugli early in the country’s nearly three-year of war, the miliary said. The breakthrough in the largest town in South Kordofan province came during a “heroic battle” to open a crucial road between Kadugli and the neighboring town of Dilling, the military said. “The remnants of the militia and its mercenaries were