I still don't understand. That happens with a plane, too, right? I don't understand what the difference is.
Secondly, if you're counting on the local medical officer of health, how do we make sure that this medical officer of health tells you, the Public Health Agency of Canada, about the suspicious person, when I understand that at the moment it's sort of voluntary in discussion, and that we don't seem to be able to track this stuff other than by volition?