No group immediately claimed responsibility, but security officials are focusing their investigations on the terrorist Kurdistan Workers' Party (PKK), which has been pounded by an intensified Turkish air and ground offensive.
Nijedna grupa nije odmah preuzela odgovornost, ali bezbednosni zvaničnici su usmerili istragu na terorističku Kurdistansku radničku partiju (PKK), koja je na udaru pojačane turske vazdušne i kopnene ofanzive.