A 29-year-old man had been driving a Polaris Slingshot AutoCycle — a low-riding vehicle that combines aspects of a motorcycle and an automobile, such as two seats, a steering wheel and seat belts, but no roof or air bags, according to Polaris — around 2:40 a.m. in the 400 block of South Homan Avenue in Homan Square on the West Side, police said.
