members of congress families, and others have to make sure that whatever measures are necessary to prevent this from ever happening again. >> if i may, just one quick political question. you've been pretty out there and engaged in the 2016 race for president on the republican side. really taking some whacks at ted cruz and most recently rand paul on his foreign policy. you were a nominee, not just a candidate, a nominee. why do you want to get in there so badly? >> i guess, you know, it's like the horse that used to draw the milk wagon. no really it's thrust upon me some of this. in other words, senator cruz who i like and is a valued member says that -- or the impression was created that he had pressured me to do something that i didn't know anything about. so i had to respond. in the case of senator rand paul he has been talking about me. of course i have to respond to