on the religious sect of the people in the house and would write ysatis or shia or sunni. people were uncovering booby-traps and tunnels dug through people's living rooms. the city was totally destroyed and there are no civilians there right now. >> was there a sense of the people you talked to of a victory here. >> obviously it's horrifying what has happened and the city's been brutalized. did they feel like this had struck a blow, that this meant that they were on the march and isis was in retreat? >> reporter: if you talk to kurdish forces called the peshmerga they will say it's a huge victory and for the forces and so they could not have done it without the u.s. air strikes which were huge.