The recent assassinations of tribal leaders in eastern Syria have triggered a new campaign by U.S.-backed forces to hunt down Islamic State sleeper cells in the region. Zana Omer reports from Deir el-Zour, Syria.
The recent assassinations of tribal leaders in eastern Syria have triggered a new campaign by U.S.-backed forces to hunt down Islamic State sleeper cells in the region. Zana Omer reports from Deir el-Zour, Syria.