We found nuclear centrifuge parts and plans hidden in an Iraqi's garden when he tipped us off that they were hidden there.
http://www.cnn.com/2003/WORLD/meast/06/25/sprj.irq.centrifuge/index.html
That's all the WMD evidence we ever needed to find IMHO.
Saddam would have begun reconsituting the program as soon as the spotlight was off of him. We did the right thing.
that's another story that totally disappeared - the material taken from Al Tuwaitha to Oak Ridge, it was supposed to be cross matched to the material from Libya. that story disappeared.