Riddle: A murder happened on 1234 Elm Street. There were tire tracks leading to and from the victim, and they led next door. At the adjacent house, there were two men and a woman sitting on the porch. They didn't own any vehicles, and none of them knew how to drive. The police immediately arrested the woman. Why?
Answer: The woman was in a wheelchair.
Source: https://riddles.com/index.php/7216