Greyhound - The Head of the Snake

I was having a hard time coming up with specific questions about your wonderful film, Greyhound. Because I didn't want to give away any spoilers. And everything I was going to ask about sort of led to a spoiler,. But one of the things that really grabbed a hold of me and that I got right away was, and you just alluded to it, was that we celebrate and always have the guys who hit the beaches at Iwo Jima but in war they talk about the snake. The head of the snake or the combat troops, the tail of the snake are all the people that it takes to keep the combat troops with bullets and food on their jobs. It's a different kind