After beheading yet another western hostage, the Islamic State terrorist organization is now threatening direct attacks on the US and Britain. Documents that have recently come to light allow some insights into the group’s structure, and reveal an extensive finance network and sophisticated logistics systems for weapons and supplies. Is IS more powerful than experts previously believed?br br Read more: br Guests: br br Amir Musawy, Berlin correspondent for Iraqia TVbr br Asiem El Difraoui, Senior Fellow at the Institute for Media and Communication Policy in Berlinbr br Antje Bauer, reporter specializing in the Middle East, Turkey and Afghanistan.