Chengxuan Han is accused of bringing in biological materials related to roundworms in a case in federal court in Detroit.

Federal authorities arrest Chinese nationals for allegedly smuggling dangerous biological materials, including a crop-killing ...

Two Chinese scientists, Yunqing Jian and Chengxuan Han, remain in custody for allegedly smuggling biological materials into ...

Two Chinese scientists accused of smuggling or shipping biological material into the United States without permits will ...

Two Chinese researchers charged in separate biological smuggling investigations consented to federal detention during ...

There was concern that Han Chengxuan and Jian Yunqing would flee the US if released on bond, like a Chinese national in an ...

Every single member of the Fulbright Foreign Scholarship Board just walked out. And it’s all because of President Donald ...