Meet Graham Platner: Every military unit has one. Graham’s the living legend of every squad bay from Ramadi to wherever the hell else he rotated through.While the rest of the platoon was wiring money home to the wife, fixing the truck, or pretending to save for that mythical “house,” Platner was the guy who treated his entire paycheck like a two-day liberty pass in Bangkok. First and fifteenth? Straight to the ATM, then straight to the bar. Beers for the whole damn platoon (until the tab hit fou