India, Feb. 6 -- Neighbors of Nancy Guthrie, mother of TV personality Savannah Guthrie, reported seeing a suspicious vehicle parked near her Tucson, Arizona, home in the days before she went missing.

Brett McIntire, who lives across the street from Guthrie, told the New York Post that he observed a full-sized white van with no markings parked on the street in the days prior to her disappearance.

"It was somewhere on that street. It was a white van, full-sized, with no printing on the sides. It was parked on the street," McIntire said. He added that the sighting was unusual, noting, "Normally people that are coming to work on your home will have a company vehicle or if they're independent something written on it".

McIntire confirmed tha...