Okay. Other than actually being there and seeing it, other than allegations and anecdotal evidence, I'd be hard-pressed to find a better way to identify it than actually being there and seeing it.
Evidence of meeting #8 for Special Committee on the Canadian Mission in Afghanistan in the 40th Parliament, 3rd Session. (The original version is on Parliament’s site, as are the minutes.) The winning word was nds.
A recording is available from Parliament.