way. >> a former u.s. marshall says isis could be helping him elude capture. >> they'll take care of him, hide him out somewheres. i'm sure they're bringing in assets, whether it's money or whatever support they need. >> reporter: analysts say isis has an extensive network of cells inside turkey ready to strike again. >> there have been cells uncovered in turkey southeast, in central anatolia, and the capital ankara as well as major cities, istanbul. isis has a pretty strong grass root network that they cangisti and support. >> reporter: that gentleman, a former member of you are the keyes parliament, he told us this attack and the manhunt under way exposed the weaknesses of turkey's security surfaces. he says since the failed coup attempt since president erdogan last summer, turkish police and security forces have been gutted