UK home to up to 25.000 Islamist extremists who could pose threat, EU official warns
Number is the highest known figure in Europe, amid concern over "known" extremists launching recent attacks
Islamic State “finance emir for Mosul” relocated to Turkey, US says
The US has previously identified Islamic State networks inside Turkey
Greek Drill “Tyfonas II”: Riot police, special forces to simulate terror attack in downtown Athens
It involvs officers of Greece’s elite special forces team (EKAM) & anti-riot police units (MAT)