[PJ-Comix]

Here is the frame by frame analysis of the videotape by the Media Research Center:

Upon looking at the MRC videotape frame by frame, with the first rifle you could see a puff of smoke coming out of the end of the barrel as the deputy fired. But with the second gun, you could not see anything, as if no bullet were being fired.

[visualops]

Yes I saw that, I figured they had access to something better than the internet stream :)

Personally, I am very wary of "demonstrations". They all tend to smack of the guy selling the car wax...