Markets Shock: South Korea’s KOSPI plunged nearly 10% Tuesday, led by chipmakers Samsung and SK Hynix after regulators warned leveraged ETF products may have fueled volatility; trading was briefly halted as overseas investors rushed to de-risk amid a broader tech selloff. Semiconductor Sprint: Samsung’s HBM4 ramp is accelerating, with industry estimates pointing to $1bn in sales within months as AI chip demand keeps pushing next-gen memory. North Korea Tensions: Kim Jong-un doubled down on nuclear buildup, framing it as the only way to cope with an “unpredictable” security environment, while also condemning Japan’s shift toward a “war state.” Ukraine POW Talks: Seoul said it will accept all North Korean POWs captured in Ukraine who choose to come to South Korea, with Seoul and Kyiv set to discuss the issue June 30. World Cup Focus: South Korea heads into its final Group A match with qualification in reach, where a draw could be enough, but the team is still urged to play for a win as it prepares for South Africa. Courtroom Spotlight: A Seoul court sentenced BTS Jungkook’s stalker to a suspended one-year prison term, with deportation likely unless she appeals. Tech Diplomacy: Uzbekistan and South Korea pledged deeper cooperation on AI and digital government, including cybersecurity and disaster-management tech.