Pason, like other rangers, comes from California. He is a rather blunt man. In fact, when you first meet him, he will say "No sudden moves and you and I will do all right". His job at Ranger station Delta is to keep watch on the river for frumentarii that the Legion sends over on rafts.
"No, I didn't. You might hear that kind of nonsense from a drunk trooper on the Strip, but not from me. The Legion doesn't have Super Mutants. That patrol was wiped out by its own incompetence - a couple of the troopers were fooling around with a grenade when it went off."