China's diplomatic intervention led to charges being dropped against three Chinese scientists at the University of Michigan who were accused of smuggling biological materials into the US.

China's diplomatic intervention led to charges being dropped against three Chinese scientists at the University of Michigan who were accused of smuggling biological materials into the US. The materials turned out to be harmless transparent worms used for research. The three scientists, Xu Bai, Fengfan Zhang, and Zhiyong Zhang, spent over three months in jail before a federal judge dismissed charges in February at the Justice Department's request. Defense lawyers indicated the Chinese Consulate in Chicago negotiated with US authorities to resolve the case. The incident highlights tensions between nations over scientific research and international diplomatic negotiations affecting legal proceedings.