I wrote most of that, Dutchbag. ;)
I tole him to be a Battalion Commander, he would be in his late 30s or early 40s then more than likely a Vietnam Veteran. I also through in the Bronze Star for him.

EDIT: Although 25th ID was no where near Khe Sanh. Their biggest test were the Tunnels of Cu Chi, which I learned yesterday is now part of an historical monument in Vietnam.