Pakistani Chief of Army General Raheel Sharif Speech at Youm e Shuhada Day (defence day) at GHQ Rawalpindi <br /> <br /> <br />Chief of Army Staff (COAS) General Raheel Sharif has said Pakistan Army is capable of responding to an invasion by any external force. <br /> <br />“If the enemy ever resorts to any misadventure, regardless of its size and scale, it will have to pay an unbearable cost,” he said while addressing a special ceremony to celebrate Defence of Pakistan Day at GHQ in Rawalpindi on Sunday.