During the investigation in Trabzon it cleared up one of suspects of 'Agos' Armenian-Turkish editor-in-chief Hrant Dink's assassination Erhan Tuncel warned about the preparing crime the Trabzon Security Services in advance. According to some reports, beginning from 2004, when the McDonalds's café was blown, Tuncel was intelligencer for police. In regard with the blast in the McDonalds's café Erhan Tuncel alongside with Yasin Hayal and other suspects occurred on the dock. But Trabzon Security Service Chief Ramazan Akurek offered Tuncel to release him if he agreed to give information on the terror act. After it Erhan Tuncel visited Trabzon Security Office often. His last tip contained information on preparing murder of Hrant Dink. But Tuncel could not give proofs for the possible attack on the journalist. For this reason the workers of Security Service did not pay attention to that tip, "Milliet" reports.