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

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

Chengxuan Han, of the People's Republic of China, is charged with smuggling goods into the U.S. and making false statements.

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

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

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 of Michigan will remain in custody after waiving their right to a ...

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

Two Chinese researchers were charged with smuggling a biological pathogen that they planned to study at a University of ...

Two Chinese nationals are accused of smuggling a "potential agroterrorism weapon" via a noxious fungus into the U.S.

"The alleged smuggling of biological materials by this alien from a science and technology university in Wuhan, China—to be used at a University of Michigan laboratory—is part of an alarming ...