Wall Street declined as rising Treasury yields and inflation concerns tied to the Middle East conflict weighed on sentiment. Tech stocks led losses, with chipmakers sliding, while markets priced in higher odds of a Fed rate hike amid persistent price pressures.

A research team that includes Huawei Technologies says it has successfully used the firm’s Ascend 910C chips to complete post-training for the DeepSeek-V4-Pro model, marking a major step forward as China’s semiconductor industry tries to leap from supporting basic AI inference to more complex model training amid tightening US sanctions. While Chinese chipmakers have found success in supporting AI inference – the relatively simple process of running an already-finished model to answer user...