Just outside of Istanbul? The source over the time I’ve followed him has been very good. Like you, that was my first thought. Although, I heard somewhere today that one of the terrorists had travelled to Turkey. Probably only one, the NCO of those other putz “Jihadists”.
Let’s see, many of these muslims are probably named Mohammad, plus bearded & follow the perfect human behavior of their prophet, all said the Shahada, enter mosques every Friday, pray 5x a day & they say they don’t drink alcoholic beverages or eat bacon.