View image in fullscreenBelfast, Northern IrelandHouses are boarded up on a street after a night of violence following a knife attack on MondayPhotograph: Charles McQuillan/Getty ImagesShareView image in fullscreenJohannesburg, South AfricaMembers of a forensics team carry a body from the scene of a shooting at an informal settlement in ClevelandPhotograph: Siphiwe Sibeko/ReutersShareView image in fullscreenDurban, South AfricaDisplaced foreign nationals take refuge in a park after fleeing their homes because of xenophobic attacks.