Two Americans and two Chinese nationals are accused of secretly funneling advanced Nvidia artificial intelligence (AI) chips to China, a plot prosecutors say threatened U.S. national security and violated strict export controls. The Department of Justice said in a news release that Hon Ning "Mathew" Ho, 34, a U.S. citizen born in Hong Kong and living in Tampa, Florida; Brian Curtis Raymond, 46, of Huntsville, Alabama; Cham "Tony" Li, 38, a Chinese national living in San Leandro, California; and Jing "Harry" ...