The United States has lost sight of enough nuclear material, which was provided to friendly countries for civilian energy use, to manufacture hundreds of nuclear warheads.
An investigation by the Government Accountability Office found that the U.S. Department of Energy and the Nuclear Regulatory Commission could not completely account for about 17 tons of weapons-grade uranium and plutonium that was shipped to 27 nations over the past few decades. The agencies also were faulted for (…)
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