China has asked the United States to reconsider its nuclear stance and reduce its arsenal following comments from a senior U.S. official about potentially increasing warheads. What Happened: Pranay Vaddi, senior director for arms control disarmament and non-proliferation at the National Security Council, warned that Russia, China, and North Korea are rapidly expanding their nuclear capabilities, South China Morning Post reported on Monday. He suggested the U.S. might need to increase its nuclear arsenal to counter these threats. Vaddi stated at the Arms Control Association forum that an increa…