Melanie, Chris, and Zack debate nuclear proliferation in Northeast Asia. Are Russia’s nuclear saber-rattling, North Korea’s advancing capabilities, and China’s nuclear modernization program likely to spur additional nuclear proliferation? How satisfied are South Korea and Japan with current U.S. nuclear extended deterrence guarantees? And what should policymakers in Washington do in response to questions about the U.S. nuclear umbrella? In their last show of 2022, Chris says goodbye to Twitter (at least for now). Melanie asks for a more serious debate about immigration. And Zack commends the work and collegiality of the think tank community. This episode's reading: https://warontherocks.com/2022/12/the-risks-of-nuclear-proliferation-in-asia