Abdurrahman Alagöz

The Ankara Chief Prosecutor's Office in charge of investigating the Oct. 10 double suicide bombing, which has so far killed 102 people, has focused on foreign intelligence services' possible role in the attack. 

Turkey?s main opposition leader has openly and directly accused the caretaker of the interim government of providing ?protection? for the Islamic State of Iraq and the Levant (ISIL), thus paving the way for the Oct. 10 Ankara double suicide bombing which killed at least 102 people.

Ankara's Chief Public Prosecutor's Office, which has been conducting the investigation into the twin bombings in the capital on Oct.

One of the two suicide bombers in the Oct.10 Ankara Massacre was Yunus Emre Alagöz, the brother of ?eyh Abdurrahman Alagöz, who was the perpetrator in the Suruç suicide attack that killed 33 members of a socialist youth group and wounded more than 100 on July 20, the Ankara Chief Public Prosecutor?s office announced on Oct. 19.

The legal restrictions imposed on the media over news of the Oct. 10 Ankara suicide bombings - in which the number of deaths hit 102 on Oct. 16 (with many heavily wounded victims still in hospital) - did not work well this time.

The two suspects over the deadly Oct. 10 suicide bombings in Ankara had previously been probed by Turkish prosecutors for alleged links to al-Qaeda, but the investigation was closed down, news website Radikal has reported.

The suicide bombers responsible for the double blasts that killed 99 people in Ankara have been on a police wanted list for the past four months, daily Hürriyet has reported.

The two suicide bombers who perpetrated Turkey's deadliest terrorist attack ever on Oct. 10 in Ankara have been identified, with one of them an Islamic State of Iraq and the Levant (ISIL) member whose brother killed 33 people on July 20 in Suruç in a separate bombing.

Prime Minister Ahmet Davuto?lu revealed on Oct. 12 that the government was considering the Islamic State of Iraq and the Levant (ISIL) as the ?first suspect? of the Ankara twin bombings on Oct. 10 which claimed at least 97 lives so far according to official figures with reports of a rising toll.

The Islamic State of Iraq and the Levant (ISIL) is considered a prime suspect in the double suicide bombings that killed at least 97 in Ankara. Here are the five leads that point to ISIL's involvement in the attacks1.The bombs

In the bombings, 10-kg cluster bombs were detonated. Authorities believe a hand grenade could have been used rather than a remote-controlled detonator.