I could not put it down. It shows an i know that you're a huge fan of spy novels, and you've read all the fiction you can find about war. I think you've done something more impressive than writing a page turner of fiction in this book. You have brought these real life characters and their stories to life in a way that feels like i'm reading a thriller. And wonder if you could talk a little bit about how you got into the minds of these people that you've not been able to meet. Well, you rite, it is a departure for me. So i've never done a book which is so much of a, kind of, a single narrative