User blog comment:Emilios1310/New Call of Duty Trailer about customization!/@comment-173.50.182.184-20101002234359/@comment-122.149.173.251-20101003122948

It was used by the russians for a little surprise when the victim wasn't expecting a ranged attack, not sure if they used it on pistols though.

I will probably pass it up for a silenced makarov/Colt .45