pThis week, we focus on the financing of the Islamic State group, which could be key to bringing it down. We look at the terrorist group's financial strength and at the West's efforts to cut off its funding.pbr Also, we bring you a special report on the Kurds who are fighting the IS group. One year after the siege of Sinjar mountain, the Kurdish fighters are winning back the ground they lost.br Finally, we head to Iran, where the saffron industry is among those keenly awaiting the lifting of international economic sanctions.