 for artillery ammunition. And he's had to do the same thing in terms of missiles and drones from the Iranians. Whether that will work to maintain the mass he requires, well, that remains to be seen. Colonel Jeff McCausland, United States Army retired artilleryman and a NATO veteran. And happy birthday, NATO, 75 years. And a successful mission so far, but it's early days, Jeff, early days. He's also CBS News visiting Professor Dickinson College.