"The war is awash with green on blue incidents It happens all the time But to me in the moment as a young inexperienced leader who wanted to be popular didn't want to make the hard decision maybe just consciously or unconsciously blew it off," he says. "It bit me in the ass, you know, and it got one of my guys killed and got four of them wounded And it was just it just is the worst feeling in the world, you know Well, the good thing is you're in here right now and you wrote this book to teach these lessons to young Young young JOs that are out there."