'SDF' warns of 'ISIS' retaliation after the killing of its leader Baghdadi

Abdi said in remarks to Agence France-Presse that "sleeper cells will avenge Baghdadi, so everything is expected, including the attack on prisons" under the control of his forces, where thousands of members of the extremist group.

Abdi had wrote earlier on Sunday through "Twitter" that the process in which Baghdadi was killed was a "joint intelligence work" with Washington led to the elimination of the "ISIS"  leader.

The SDF arrests 12,000 ISIS operatives, including 2,500 to 3,000 foreigners from 54 countries.