help! can't find light machinegun video clip

[Doc]

OK, i tried the search 6 times.
i can't find what i am looking for.

there was a post to a site with to some
(?US Army) review of new weapon systems

British or Aussie guy with new light machinegun
site has a 1 minute 45 sec clip of full auto fire
of this new light machine gun. i think it was a
new caliber also...

any help?

thanks

doc