In Mountain View, California, a police officer pulled over Google's prototype self-driving car for driving too slow. The driverless car was doing 24 MPH in a 35 MPH zone. The police officer did not realize the care was Google's self-driving car until he approached the would-be driver's side of the car. The police department said in a blog post: "As the officer approached the slow moving car he realized it was a Google Autonomous Vehicle. "The off…