Call of Duty: Modern Warfare 4 Devs Say 'Keep the Receipts' Amid Commitment to Grounded Skins IGN India Announcing Call of Duty: Modern Warfare 4 Call of Duty 'Controversial' Korea setting for Call of Duty: Modern Warfare 4 BBC Call of Duty returns to Nintendo after 11 years with Modern Warfare 4: All details The Times of India Call of controversy? Call of Duty: Modern Warfare 4 imagines a revived Korean war The Guardian