Thousands more people have left the last remaining area held by the Islamic State group in Syria. (Subscribe: https://bit.ly/C4_News_Subscribe)

Militants have been allowed to surrender, and civilians allowed to leave, through a human corridor established by Kurdish-led forces.

The final battle for the so-called caliphate is taking place in the tiny town of Baghouz, on the Iraqi border.

Only a few hundred fighters are thought to remain. Most families have been taken up to the Al-Hawl refugee camp in the north-east of the country, where we spent the day.

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