that is in the heart of europe. wolf? >> all right. ivan, we're going to get back to you as well. meanwhile, military action escalating right now. french fighter planes revving up their engines earlier today. their destination, raqqa in syria. their target, isis outposts. cnn's nick paton walsh is joining us from irbil in northern iraq, not very far away. nick, what can you tell us, how much damage is it estimated these french air strikes did? >> reporter: what we don't know at this stage the scale of the damage and actually we also don't really know precisely why the targets, the activists say on the ground were hit were chosen. now, activists from the group, raqqa slaughtered silently, who do a very difficult job getting information out from the isis stronghold, frankly talking to outsiders can get you killed, they say amongst the targets was a building in there known as the stadium. that is a key building for isis in there. many of these buildings no longer used, of course, for the