In Russia millions of cars have a dash cam. You tube is filled with examples of accidents and other events recorded by these devices. Even the Chelyabinsk meteor was documented by a dozen or more dash cams.
If Zimmerman's truck had one many questions about that night may have been recorded. We would likely know if Trayvon came back and circled Z's truck for instance. We might have seen if Zimmerman was running in pursuit after the request to stop and if he was telling the truth that he only walked across the top of the T.
We might even get a glimpse of who approached who and the first punch, especially if Zimmerman had left his high beams on.
NO, I M NOT taking a position one way or another just thinking about all the ramifications.
And finally the heart of Russia