Uncertain calm prevailed on Monday in South Darfur, located in southwestern Sudan, after clashes last week. Conflicts between two opposing tribes left 36 dead and forty wounded, according to Sudan's official agency Suna. Moussa Mahdi, the governor of the state of South Darfur, said joint forces were sent on Sunday to Oum Dafouk, the site of the conflict, located near the border with the Central African…