[No one has a precise answer. The International Atomic Energy Agency dismantled 40 nuclear-research facilities before the U.N. inspectors left Iraq, including three uranium-enrichment sites. Prior to the inspections, Saddam's stealthiness had been so effective that none of the 40 were known to the outside world. Clearly, Iraq was on its way to becoming a nuclear power. Without ground inspections, those who track Iraq's nuclear development have had to rely on interviews with recent defectors and surveys of suppliers Baghdad has contacted seeking parts. Both suggest that Iraq's nuclear program is back in full swing.] Iraq's known nuclear scientists are gravitating to the country's five nuclear research sites, ... That doesn't appear to be coincidental.  -   Charles Duelfer     Quotes
[No one has a precise answer. The International Atomic Energy Agency dismantled 40 nuclear-research facilities before the U.N. inspectors left Iraq, including three uranium-enrichment sites. Prior to the inspections, Saddam's stealthiness had been so effective that none of the 40 were known to the outside world. Clearly, Iraq was on its way to becoming a nuclear power. Without ground inspections, those who track Iraq's nuclear development have had to rely on interviews with recent defectors and surveys of suppliers Baghdad has contacted seeking parts. Both suggest that Iraq's nuclear program is back in full swing.] Iraq's known nuclear scientists are gravitating to the country's five nuclear research sites, ... That doesn't appear to be coincidental. Charles Duelfer