Who is Sajida al-Rishawi, the Iraqi woman IS group wants released?
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After killing a Japanese hostage, the Islamic State group is proposing a prisoner exchange for the release of a second Japanese man, Kenji Goto: his life for the release of a woman on death row in Jordan. We find out more about Sajida al-Rishawi. Also, we look back at the battle for control of the strategic town of Kobani on the Syrian-Turkish border, a victory for Kurdish forces. Finally, we bring you down the old Silk Road to visit the once-dazzling capital of ancient Persia, Isfahan.