美国至7月28日6周国债竞拍-得标利率 3.7%，前值3.65%。

伊朗外交部长：乌克兰方面向我保证，袭击伊朗船只“并非故意，乌克兰不寻求局势升级”。

Asian equities slid as a semiconductor-led sell-off intensified, with the MSCI Asia Pacific index down as much as 3.5% intraday and now over 10% below its June 22 high, signalling a technical correction. Samsung Electronics and SK Hynix tumbled, dragging the KOSPI more than 10% intraday. Markets cited crowded positioning in chip names and growing doubt about the durability of the AI-led rally; global semiconductor stocks were heavily sold on Tuesday. NVIDIA is driving a new wave of AI-related deals worth more than $750bn, a pace critics say may be artificially inflating industry demand and valuations. Vey-Sern Ling, a managing director, said market sentiment on AI-related semiconductor stocks has flipped from greed to fear, with investors using news as a sell trigger rather than assessing fundamental impact.