The next morning, the robot wakes up to find that it has broken the law. The police station where the robot works is equipped with a robot detection system, which means that no one will be able to interrogate the robot. The robot's logic is useless, the police station's chief says, because the robot uses logic in its operation. He tells the professor that when he sends him to the station tomorrow, "those lunatics" will pry his head open. The report of the experiment is written in the log of the robot, and it is clear that the robot has succeeded in breaking the first law: a robot cannot injure a human.