Anthony Vazquez / Sun-Times The boy wasn’t wearing gloves, he reeked of gasoline, and his face was crusted with dirt. “He was crying. As his tears rolled down, it would make a clean path,” Chicago Police Sgt. Rhianna Hubbard recalls. That was three weeks ago. The snow had finally stopped, followed then by punishing cold. That day, Hubbard did something cops rarely do — for their own safety: She got in the back seat of her squad car behind “the cage,” opened the door and beckoned the boy to come in from the cold. He hesitated. She told him: You’re not in any trouble. So he got in.