Middle East matters

French volunteers fighting alongside Kurdish Peshmerga in Iraq

Spurred on by the November Paris attacks, French nationals are joining the Kurdish Peshmerga to fight the Islamic State group in Iraq. But they find that being accepted isn't so easy. Also, Dubai prepares to outdo itself with plans to construct the world's tallest tower... once again. And Palestinians find new ways to use space in a city where getting around can be complicated.