That explains why they aren't finding much.
"Hey let's look in that building for chemical weapons!"
"No, you fool, the sign on the front clearly says "Baby Milk Factory", do you think they'd LIE about something like that? There, we'll look in that building, the one labelled "Former Chemical Weapons Facility"."
I get the feeling the bar is being lowered until the justification for military intervention is uncovered. If we as a nation are dead set on killing the man then I say let's get it on, and not diminish our stature by playing word games.
Make no mistake, though, that the precedent we're about to establish will result in changes which may be substantial and not necessarily to our liking.