The United Nation’s peacekeeping mission in South Sudan (UNMISS) has said more than 200 civilians have been killed and over 400 wounded in a main mosque in Southern Sudan. They also reported of massacres in a church, hospital and an abandoned UN World Food Program (WFP) compound. According to the AFP, South Sudan’s army has been fighting rebels loyal to sacked vice-president Riek Machar after the insurgents launched a renewed offensive targeting key oil fields.  The conflict has also taken on an ethnic dimension, pitting President Salva Kiir’s Dinka tribe against militia forces from Mr Machar’s Nuer people. Fighting broke…