>> guest: sure, many of the computers and balton yitzhak were located in the u.s.. when you look at maps, there is a lot in california and new york. >> guest: that was the northern california, so sure one of the problems of these kinds of attacks is a shrewd attacker will use computers scattered all over the world so you confine germany can we confine japan and the u.s.. when people talk about shooting back against the attackers, remember we would be shooting back against california and birmingham. >> host: you also said we should have been able to defend against this. why were we not able to? >> guest: the good news is many agencies were able to defend against it so if you went to the white house which was one of the targets, some of that has to do with the preparation, some of that has to do with architecture and how they thought about building the system but there were some agencies that went down. when you click on your web site you couldn't get to it. that is not a big deal but on the other hand they should've been prepared. this is not an easy one, this is not