A Flathead County Sheriff’s Office deputy spoke with Jeffery Scott Serio just before he allegedly ran a pedestrian down with his vehicle, according to court documents.

Authorities are holding Serio, 48, on a pending deliberate homicide charge after he allegedly struck and killed a pedestrian in the Helena Flats area on Tuesday, Aug. 19. He remains in the county jail held on $500,000 bail.

The victim, identified as Raymond Maurice Grigg, was found trapped underneath Serio’s abandoned vehicle and died at the scene.

Law enforcement received a call around 7:38 p.m. on Aug. 19 about a suspicious male on a property on Grigg Road near Glacier Park International Airport, according to documents filed in Flathead County District Court.

Serio told the deputy that his vehicle was parked at a neigh

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