Part 4/8:
John Lyons, Global Affairs editor, discussed the startling speed of these changes. It seemed implausible just weeks ago that Assad, who has ruled with an iron fist for over five decades, would face such rapid dismantling of his regime. The rebel group Hay'at Tahrir al-Sham (HTS), previously thought to be essentially defeated, has orchestrated impressive assaults that have led to the current precarious situation for Assad.