According to security sources, the early morning operation by Ankara anti-terror police squads targeted suspects upon charges of recruiting for Daesh and having links with the Daesh forces on the ground.
Turkey lists Daesh as a terrorist group.
On Jan. 12, a suspected Daesh suicide bomber killed 10 people -- mostly German tourists -- and wounded 15 others at Istanbul`s Sultanahmet district.
On Oct. 10, 2015, twin suicide bombings killed 103 people during a rally outside capital Ankara`s main train station. The attack was blamed on Daesh.
Thirty-three people were killed and 104 others were wounded when a suicide bomber detonated his explosive belt in the Suruc town of the southeastern province of Sanliurfa. Daesh claimed responsibility for the attack.
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