I looked the video over, froze framed it, etc. Measured them the best I could and I reckon those are 5.56.
The necks & mouths of the casings are too small in relation to the body of the casings for 7.62 NATO. So I don't think they are 7.62 NATO or 7.62 X 39. I agree with Steel Horse. There is fired brass laying ALL OVER this country!!
Of course I don't believe a damned thing the media puts out or shows on camera. They could be set up for the hype. Hell, they say they KNOW his route, his plan, his family, his history, his finances, and his thoughts all in a couple of days. But they can't find someone's else's birth certificate after YEARS!! OOPS-Did I say that?
They are ready to execute him without the facts in or a trial.
But we still have a certain Major (@ Ft Hood) who wounded and killed US servicemen.
No apologoes,
Mustang Gregg
(SFC, Afghanistan)