What's next for Syria after Assad, with Beirut-based journalist and author Kim Ghattas

After 14 years of brutal civil war and, recently, a largely frozen conflict, Syria's regime fell this week like a house of cards. So what comes next? Middle East expert and Beirut-based journalist Kim Ghattas joins Ian Bremmer on the GZERO World Podcast to help make sense of these shocking past few weeks and the potential power vacuum to come.