Early indications suggest Rauber may have died from hypothermia after temperatures plunged overnight during a powerful winter storm that intensified into Saturday.
That blunt assessment is typical of Maher, whose refusal to toe a strict ideological line has increasingly put him at odds with much of the entertainment industry.
The driver, an unidentified man wearing a Detroit Lions jersey, stepped out of the car with his hands raised, appearing disoriented and speaking incoherently.