U.S.-Iran tensions escalated overnight with a military strike under investigation for civilian casualties. Russia extended assaults on Kyiv into a sixth straight night. Bitcoin sits at $79,440, Ethereum at $2,452 — all down around 2% ahead of the September 15 FOMC decision. F1 Monza opens with Leclerc leading on home turf, and OpenAI revealed its Jalapeño inference chip claiming to outperform NVIDIA's GB300.