That would be an assumption, but the criteria are public. We have published the conditions under which we will put somebody on the list, in most cases. These are very serious: you are or have been involved in a terrorist group; it can be reasonably suspected that you will endanger the security of the aircraft; or you've been convicted of serious, life-threatening crimes against aviation security, etc. These are not necessarily the only criteria used, but they show the seriousness of the situation here, and—
On March 1st, 2007. See this statement in context.