Amid escalating tensions in the Asia-Pacific region, the US and Japan have conducted joint military exercises following provocative air patrols by Russian and Chinese bombers near Japan. South Korea has also expressed concern, scrambling jets in response to incursions by Chinese and Russian aircraft into its air defense zone. Analysts warn that China may be preparing for potential military actions against Japan as Japan and NATO voice grave concerns over the increasing frequency of joint flights by the Chinese and Russian militaries. The US military, showcasing its air capability with strategic bombers in the region, aims to demonstrate support for its allies in the face of growing regional instability.