I'll research each section with fresh searches. Let me start. Let me get more specific and recent stories with content. Let me get more detailed world and tech/AI content. Let me firm up a few details for world and Vietnam sections. Good morning, Hao — here's your briefing for Wednesday, July 15, 2026. ☕ Quick read below.

🌍 World & Top Headlines

• US–Iran truce collapses; naval blockade back on. American forces reimposed a naval blockade on Iranian ports and launched fresh airstrikes as Tehran hit oil tankers in the Strait of Hormuz — the interim ceasefire has effectively unraveled. → Takeaway: The Gulf is back in open conflict, and Hormuz shipping/oil risk is spiking. (Bloomberg, CNN)
• Iran attacks spill into Kuwait; US defends Gulf allies. Kuwait reported a fire from an Iranian aerial attack, and US Patriot batteries are helping shield Gulf states from retaliatory strikes. → Takeaway: The war is widening to neighboring states, straining US missile stockpiles. (Al Jazeera)
• 12 states sue to block the Paramount–Warner Bros. mega-deal. Democratic-led states filed suit against Paramount Skydance's ~$111B acquisition of Warner Bros. Discovery, which would fold CNN, CBS, HBO Max and Paramount+ under one roof. → Takeaway: A landmark media consolidation is now facing a major legal wall. (Democracy Now!)

🤖 Tech & AI

• OpenAI's GPT-5.6 becomes the default in Microsoft 365 Copilot. OpenAI's new three-model family (Sol/Terra/Luna) is now the preferred model powering Microsoft's flagship productivity assistant. → Takeaway: GPT-5.6 is going straight into hundreds of millions of Office seats. (OpenAI, Releasebot)
• OpenAI reportedly floats a $42.6B US government equity stake. Part of a broader push tying AI, chips and Washington politics closer together. → Takeaway: The US may take a direct financial stake in frontier AI. (Tech-Reader)
• Boston Dynamics puts Google DeepMind's Gemini into Spot. The Spot robot dog and Orbit platform gained Gemini Robotics-ER 1.6 for better spatial reasoning and autonomous decision-making. → Takeaway: General-purpose AI is moving from screens into industrial robots. (unrot.co)

📈 Business & Markets

• IBM plunges on a Q2 profit warning, dragging the Dow. IBM shares fell ~18% pre-market after flagging software and infrastructure weakness, with CEO Arvind Krishna saying customers are diverting spend to hardware. → Takeaway: Enterprise AI spending is reshuffling winners and losers. (Motley Fool)
• Cooler inflation lifts broader markets. June inflation came in weaker than expected; the S&P 500 rose ~0.4% to 7,544 and the Nasdaq gained ~0.9%, cushioning the IBM drag. → Takeaway: Softer prices are keeping the rally alive despite tech wobbles. (TheStreet)
• TSMC posts record Q2 revenue on AI demand. Sales hit NT$1.27 trillion (~$39.62B), up 36% year-over-year, beating estimates ahead of Thursday's full earnings. → Takeaway: The AI chip boom is still running hot at the world's key foundry. (Foreign Policy Journal)

🇻🇳 Vietnam

• Hanoi grows 8.22% in H1, but eyes an 11% full-year target. City leaders say faster project delivery and stronger accountability are needed to hit the year-end goal. → Takeaway: The capital is growing fast but under pressure to accelerate. (Vietnam News)
• National GDP up 8.18% in H1 2026 — strong, but short of the double-digit ambition. Growth beat last year's pace across most sectors despite a tough global backdrop; economists nudged the 2026 forecast up to ~7.3%. → Takeaway: The economy is solid, though the "two-digit" dream remains out of reach for now. (VietnamNet, Bloomberg)
• Vietnam reclassified as an upper-middle-income economy. The World Bank moved Vietnam up after GNI per capita reached ~$4,970 — a milestone for investors. → Takeaway: A symbolic economic graduation that could reshape trade and aid terms. (Vietnam Briefing)
• Tourism keeps booming. Vietnam welcomed nearly 12.3M international visitors in H1, up ~15% year-on-year — nearly half the full-year target already. → Takeaway: Travel is a bright spot powering services and jobs. (Vietnam Today/VTV)

Sources

• CNN — https://www.cnn.com/2026/07/14/world/live-news/iran-war-trump
• Bloomberg (Iran) — https://www.bloomberg.com/news/articles/2026-07-14/us-iran-truce-collapses-as-attacks-worsen-and-blockade-returns
• Al Jazeera — https://www.aljazeera.com/news/2026/7/14/us-strikes-new-targets-in-iran-as-tehran-hits-gulf-states-hormuz
• Democracy Now! — https://www.democracynow.org/2026/7/14/headlines
• OpenAI — https://openai.com/news/
• Releasebot (GPT-5.6) — https://releasebot.io/updates/openai
• Tech-Reader (OpenAI stake) — https://www.tech-reader.blog/2026/07/ai-news-tue-july-12-2026.html
• unrot.co (Boston Dynamics) — https://unrot.co/blogs/today-top-10-ai-news-july-14-2026
• Motley Fool (IBM) — https://www.fool.com/coverage/stock-market-today/2026/07/14/stock-market-today-july-14-ibm-plunges-on-second-quarter-warning-as-enterprise-spending-shifts/
• TheStreet (markets) — https://www.thestreet.com/stock-market-today/stock-market-today-dow-jones-sp-500-nasdaq-updates-july-14-2026
• Foreign Policy Journal (TSMC) — https://www.foreignpolicyjournal.com/2026/07/14/tsmc-nyse-tsm-posts-record-q2-revenue-of-39-62-billion-as-ai-chip-surge-drives-36-annual-growth/
• Vietnam News (Hanoi) — https://vietnamnews.vn/
• VietnamNet (GDP) — https://vietnamnet.vn/en/vietnam-s-gdp-grows-8-18-in-first-half-of-2026-2532110.html
• Bloomberg (VN forecast) — https://www.bloomberg.com/news/articles/2026-07-09/vietnam-2026-gdp-seen-at-7-3-cpi-at-4-8-survey
• Vietnam Briefing —

Note: The US–Iran situation is fast-moving — worth a live check later today.