Nvidia fell 14% premarket as China’s DeepSeek launched a cost-efficient AI model, shaking global markets and raising concerns over U.S. dominance in AI infrastructure....
The US launched a probe into China’s semiconductor industry over alleged anti-competitive practices, raising concerns about trade policies and supply chain vulnerabilities....
The U.S. government has directed TSMC to halt exports of advanced AI processors to China, imposing new restrictions on shipments due to national security concerns...