Year in Review: GCC abruptly cut ties with Qatar in June 2017

Throughout this year, tension has increased across the Middle East. Even the previously stable monarchies that form the Gulf Cooperation Council, have fallen out. As well as wars in Syria, Iraq and Yemen, there's a diplomatic rift as the region's two competing powers try to outmanoeuvre each other. Our Middle East Correspondent iolo ap Dafydd looks at the proxy war between Saudi Arabia and Iran, and how other countries have reacted.