Self-Drive Cars - Can Cops Put On The Brakes?

Once you start thinking the self-drive car concept through, there are quite a few thorny questions that come up such as the car's decision making in a life-or-death situation, and whether the police can and should be able to stop such a vehicle remotely. The latter is discussed in this Future Tense article.
“One can readily imagine abuses that might occur if, for example, capabilities to control automated vehicles and the disclosure of detailed personal information about their occupants were not tightly controlled and secured.”
Future Tense