Photo Gallery: Unwanted IS Prisoners of War 02/25/2019
 German Foreign Minister Heiko Maas together with Geir Pedersen, the UN special...
imago/ photothek

German Foreign Minister Heiko Maas together with Geir Pedersen, the UN special envoy for Syria. Pressure is mounting on European governments to take back their citizens who joined Islamic State. But it is a politically delicate project.