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.

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

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

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

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

A Chinese national has been accused of attempting to smuggle biological materials into the U.S. Investigators say the ...

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

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.

A Chinese citizen has been arrested and charged after federal investigators say she smuggled biological materials into the ...