US arrests another Chinese scientist with no permit to send biological material
Another Chinese researcher has been arrested upon entering the United States, amid an escalating federal probe into the alleged smuggling of biological materials – marking the second such case in less than a week. Han Chengxuan, a PhD candidate at Huazhong University of Science and Technology (HUST) in Wuhan, was accused of shipping four undeclared packages containing biological materials from China to a University of Michigan lab—and lying to federal agents about it. Her arrest on Sunday followed charges filed last Tuesday against Yunqing Jian and Zunyong Liu, also Chinese nationals affiliated with the University of Michigan, who allegedly attempted to smuggle a crop pathogen capable of causing widespread agricultural damage in the US. Do you have questions about the biggest topics and trends from around the world? Get the answers with SCMP Knowledge , our new platform of curated content with explainers, FAQs, analyses and infographics brought to you by our aw...