The US, South Korea, and Japan will negotiate agreements on nuclear restraint with North Korea, according to Yonhap. Deputy Secretary of State Kurt Campbell highlighted efforts to build trust in US commitments to extended deterrence through bilateral platforms with allies ahead of common challenges, including evolving threats from North Korea. Extended deterrence refers to America’s commitment to use its full range of military capabilities, including nuclear weapons, to defend its non-nuclear allies. “I think we’ve taken substantial steps (for Korea). These are designed to make clear that our …