iraq. and in fact some links to very senior german operatives indeed according to the investigative files including some within isis' internal security apparatus, the praetorian guard of isis. he would have exploited all his german contacts to find the people he needed to send this statement to before the attack and you might ask would that be risky doing it. well, unfortunately now we are living in a reality where with the widely available encryption application, even the nsa cannot crack them end to end. >> we know he used and this group was using telegram, one of those encrypted apps. it makes it very hard for the authorities. paul, thank you very much. i want to bring in bill braniff,