NORTH KHARTOUM, South Sudan — Security officials arrested two Sudanese pastors in the Khartoum area of Sudan on Dec. 18, 2015, sources said. Authorities from the National Intelligence and Security Services arrested both leaders of the Sudan Church of Christ (SCOC) separately at their respective homes at 7 a.m., the sources said. Kowa Shamaal, head of missions at SCOC, was…