Hussein had no WMDs for us to find. Or could it be, he had months and months of "UN debate time" in which to destroy, hide or disseminate them?
Regardless, the myth that somehow George W. Bush invented the WMD scare needs to end. The entire Western world believed Saddam did have them.
Chapman is categorically incorrect in that assertion. ISIS now has control of al Muthanna, which was Saddam's primary chemical weapons depot. Story
HERE and
HERE and
HERE and a bunch of other places. If Chapman meant "Saddam didn't have enough current chemical weapons to justify intervention" then he should have said that. What he did say was wrong.