This week, we introduce you to the seven-year-old Syrian girl whose Twitter account has won followers the world over: Bana Alabed. Now, however, her recent absence from the social media sphere is raising concerns. Our journalist Mariam Saab tells us who Bana is, and why she has captured people's imagination. But first, the Iraqi army claim they're making progress in retaking Mosul, but the high casualty figures suggest otherwise. Our reporters Mathieu Mabin and Norredine Bezziou bring us an exclusive report from inside the city.

And Coca-Cola comes to Gaza, a new arrival which highlights a serious shortage of drinking water in the enclave. Our correspondents Jimmy Hutcheon and Nicolas Roppert have been finding out more.