increase our level of safety, given the amount of money we are spending. However, if the returns are not all the same, then we can increase our level of safety by shifting resources.
             The United States and other nations are in increasing danger from weapons of mass destruction. There is a vast array of weapons moving in and out of the states and other nations, those of which include: Nuclear missiles that can be launched from silos; nuclear bombs that can approach our harbors by ship or our cities by truck; suitcase bombs that can be carried by hand into any building; and dirty bombs that can spew nuclear material in the places where we live, work and play. Biological and chemical weapons, including anthrax, smallpox and nerve gas that can be introduced into the air we breath, water we drink or contaminate our mail. There are also conventional weapons, such as the bombs that killed people at the American embassies in Kenya and Tanzania. Ordinary products that can be turned into weapons of mass destruction, such as the fertilizer bomb that destroyed the Murrah fe
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