A member of the US-backed Syrian Democratic Forces removing an Islamic State group flag in the town of Tabqa. Delil Souleiman/AFP/Getty Images

A mother travels to Syria to find her son after he runs away to join Islamic State. A Christian renounces her faith and plots to blow up a church. A b(...)

Exxon Mobil:  will reduce its share buyback programme in the first quarter by more than half to $1bn. Photograph: Jason Reed/Reuters

Exxon Mobil’s quarterly profit fell 21 per cent as weak oil prices took a toll, but results topped Wall Street expectations due to tax benefits and a (...)