Detentions in the investigation into the suspicious death of Kaşif Kozinoğlu
An arrest and detention order was issued for 4 suspects in the investigation into the suspicious death of MİT member Kaşif Kozinoğlu in prison.
Quick Look
In the investigation carried out by the Silivri Chief Public Prosecutor's Office regarding the suspicious death of MİT member Kaşif Kozinoğlu in prison, a detention order was issued for 4 suspects, including former prosecutors and his cellmates.
AI-generated summary
Why It Matters
MİT member Kaşif Kozinoğlu died suspiciously in prison.
Within the scope of the investigation carried out by the Silivri Chief Public Prosecutor's Office regarding the suspicious death of MİT member Kaşif Kozinoğlu in prison, an investigation was carried out against the deceased's prison ward mates and the people who worked at the time of the incident.
According to the news on İHA, within the scope of the investigation, an arrest and detention order was issued for a total of 4 suspects, including the former Silivri Chief Public Prosecutor, the former prison prosecutor and two of Kozinoğlu's cellmates, who were working at the time of the death.
Under the instructions of the Silivri Chief Public Prosecutor's Office, a simultaneous operation was carried out in Istanbul and Ankara by the Istanbul Provincial Gendarmerie Command teams at 07:00 on September 17, 2026.
THREE SUSPECTS WERE TAKEN INTO CUSTODY
The suspects taken into custody are Hasan Ataman Yıldırım, a retired Naval Captain and prison cell mate of the late Kaşif Kozinoğlu, former Chief Public Prosecutor Ali İşgören, who served as the Silivri Chief Public Prosecutor on the date of the incident, who decided that there was no need for prosecution regarding the previous investigation and was later stated to have been dismissed from his profession within the scope of FETO, and former Public Prosecutor Necip Doğan, who served as a prison prosecutor on the date of the incident, participated in the crime scene investigation and was later stated to have been dismissed from his profession within the scope of FETO. reported.
On the other hand, it was determined that Hasan Atilla Uğur, a retired Gendarmerie Colonel and Kozinoğlu's prison ward mate, was in Cyprus. It was learned that efforts to capture Uğur are continuing.
It was stated that the judicial proceedings of the detained suspects are continuing.
MINISTER GÜRLEK'S DETENTION SHARING
Minister of Justice Akın Gürlek, in his post about the detentions, said, "Regarding the suspicious death of MİT member Kaşif Kozinoğlu in prison, an arrest and detention order has been issued for 4 suspects, including the former Silivri Chief Public Prosecutor, the former prison prosecutor and 2 of Kozinoğlu's cellmates."
What to Watch
AI outlook — possibilities, not facts
Judicial proceedings of the detained suspects will be completed
Very likely · Within days
Open Questions
- When will Hasan Atilla Uğur be brought to Türkiye?
- When will the statements of the detained suspects be taken?



