The agency said the material was mentioned in reports to the U.N.

CNN: Tons of Iraq explosives missing

Resolution 687 and that should have been reported under 1441, with Iraqi testimony that not only did they not tell the U.N. about this, they were instructed not to do it and they hid material.

CNN: Transcript: David Kay at Senate hearing

Obviously you know because we had Ambassador Rice last week discussing what this administration and countries in the U.N. believed were important tools for acting against North Korea moving missile parts or nuclear material or what have you as part of a proliferation regime.

WHITEHOUSE: Press Briefing

The resolution bars North Korea from exporting a wide range of weaponry, and "calls upon" all U.N. states to search North Korean vessels, with their consent, for nuclear-related material and other contraband.

WSJ: U.S. Fortifies Hawaii to Meet Threat From Korea