[link|http://www.washingtonpost.com/wp-dyn/articles/A28446-2002Jan10.html|This] story in the Washington Post discusses the new National Intelligence Estimate entitled, "Foreign Missile Developments and the Ballistic Missile Threat Through 2015." It says that a truck, ship or airplane bomb is more likely than a missile from a moulin rouge - er, I mean, rogue - state as a delivery system for a weapon of mass destruction. Among other things.
Guess they've been reading IWeThey. ;-)
[link|http://www.cia.gov/nic/pubs/other_products/Unclassifiedballisticmissilefinal.htm|National Intelligence Estimate] is the unclassified summary version, released 1/9/02.
(Edit: Fixed the typo. :-)
Cheers,
Scott.