11.   Analysts believe both sides have missiles that could carry nuclear warheads across the border in minutes.

12.   And China continued selling missiles to Iran, plus chemicals that can enrich uranium in nuclear warheads.

13.   And the experts agreed it is only a matter of time before both can field nuclear warheads.

14.   Another statement issued by the White House concerned American efforts to help Russia improve security for its nuclear material and to dismantle nuclear warheads.

15.   Armed with anthrax or another biological agent, or with nuclear warheads, such missiles would be a more potent threat than would a few ICBMs.

16.   As soon as he shows up, some disgruntled former KGB agents hijack three nuclear warheads from the Ukraine and send them, by boat, toward Libya.

17.   As part of his military vision, Bush said he wanted to severely reduce the number of U.S. nuclear warheads that he characterized as relics of a bygone era.

18.   At a news conference at the time, Bush appeared to commit himself to destroying many if not most of the nuclear warheads removed from the active arsenal.

19.   At Mayak, the United States is already financing the construction of a warehouse to protect bomb-grade plutonium extracted from nuclear warheads.