Two University of Michigan affiliates will remain in jail for the time being, following related federal charges for allegedly ...

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 accused of smuggling or shipping biological material into the United States for use at the University ...

Federal authorities charged Chengxuan Han with allegedly smuggling biological samples from China to the University of ...

Several cases have raised fears that Chinese nationals are part of a campaign to terrorize the U.S. agricultural industry & ...

Han is the third Chinese scientist to be accused of smuggling biological materials into Michigan in recent weeks.

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

U.S. authorities said Monday that they had arrested a Chinese researcher accused of smuggling biological material into the ...

Chengxuan Han is accused by federal government of sending four packages to the U.S. from China containing concealed material ...

Chengxuan Han has been accused of smuggling packages addressed to people associated with a University of Michigan laboratory.