China Denies Test, U.S. Seeks Transparency in Nuclear Arms
U.S. urged countries to pressure China and Russia on nuclear disarmament.
Christopher Yeaw criticized New START treaty for lacking coverage of Russia's nonstrategic arsenal and China's nuclear buildup.
China denied U.S. claims of testing and accused the U.S. of undermining its nuclear policy.
U.S. pledged to engage in talks to reduce arsenals but warned against Russia and China expanding nuclear forces.
1 day ago