The search for foreign fighters in the ruins of Raqqa. For four years Islamic State ruled its 'caliphate' from its capital Raqqa. ABC Middle East correspondent Matt Brown goes on an intense journey to the city freed from IS.
The search for foreign fighters in the ruins of Raqqa. For four years Islamic State ruled its 'caliphate' from its capital Raqqa. ABC Middle East correspondent Matt Brown goes on an intense journey to the city freed from IS.
