Understood.
That's why, actually, Liberals more and more are calling for the establishment of a public safety and national security committee that would meet in camera. As you know, Senator Dallaire has been discussing this, and I brought it up a couple times at this committee. That's precisely why—so we can get some of these answers.
On the issue of passenger lists, when it comes to air travel, Mr. McDonald, correct me if I'm wrong, but every time someone gets on a plane in Canada, their name is checked against an RCMP list or some kind of list to see if they're a person of interest. Or is it just people travelling in and out of Canada, especially to the United States?