The U.S.-led Global Coalition to Defeat the Islamic State (IS) was announced five years ago. Despite defeating the terror group militarily, some experts believe IS still poses a major threat to global security. Sirwan Kajjo reports from Washington.
Nearly two years later, the Syrian city of Raqqa, the former de facto capital of Islamic State (IS) terror group, continues to suffer from the aftermath of the war against the Islamic State. Recently, a new mass grave was unearthed that contained more than 200 bodies of IS victims. Sirwan Kajjo reports from Raqqa, Syria.