I don't think there was enough skepticism because I think most of us kind of believed that Saddam Hussein was building biological, chemical, and perhaps even, nuclear weapons.
Even if you can't draw, do a little doodle or rip an illustration from a magazine - these visuals will help bring your idea to life.
The whole essence of good drawing - and of good thinking, perhaps - is to work a subject down to the simplest form possible and still have it believable for what it is meant to be.