The Istanbul nightclub attack is the first time ISIS has claimed an attack on civilians in Turkey. In the past, Turkey turned a blind eye to ISIS. But now, it's increasingly becoming a political and security issue for Turkish authorities.Omer Taspinar, professor at the National War College and senior fellow at the Brookings Institution, speaks with NPR's Audie Cornish about the changing dynamics of Turkey's relationship with ISIS. Copyright 2017 NPR. To see more, visit http://www.npr.org/.
