OFF THE WIRE
There is a lot you can find by gong to youtube and searching for 4th
amendment.
Here's one incident that the San Luis Obispo Couty Sheriff's department
should be very embarrassed about:
http://www.youtube.com/watch?v=-wKRKGqYZjI - part 1.
http://www.youtube.com/watch?v=9PI4rkECqWg - part 2.
http://www.youtube.com/watch?v=nfFbX1CE4zA - part 3.