A 7-year-old Colorado boy was hailed as a hero yesterday after he walked barefoot through the snow to get help for his mom, who was thrown from their crashed pickup. Titus Adams' courageous half-mile walk amid 23-degree weather saved his mother's life, authorities in Greeley, Colo., said. Tammy Hill was driving her three children home after Thanksgiving dinner when she lost control of her truck and it rolled over five times, according to police. Titus came through unscathed, as did his sisters Tiffany, 4, and Tier, 1, who were strapped in their child safety seats. But their mother was thrown in the crash and was unconscious. Titus "walked through a muddy field, squeezed under an electric fence and then had to break the gate on another fence to get through," said Glenn Adams, who was not in the truck when it crashed. "He was in his pajamas with no shoes.