From the Journal:

Rushing to war in Iraq would ignore the success of inspections in containing Saddam Hussein’s military machine, according to Paul Stokes, the retired Sandia National Laboratories weapons designer who headed up nuclear inspections in Iraq in 1994 and 1995.

In particular, Stokes noted the important distinction between chemical, biological and nuclear weapons. Chemical and biological weapons aren’t good for much, he said, and nuclear weapons Saddam Hussein doesn’t have.