Federal prosecutors allege Kseniia Petrova violated customs law by failing to declare preserved frog embryos in her luggage, in a case that's raised questions over her detention.

A federal judge has ordered the transfer of a Russian-born scientist and Harvard University researcher facing deportation ...

U.S. authorities have charged Russian scientist and Harvard Medical School researcher Ksenia Petrova with smuggling ...

A Russian researcher at Harvard Medical School who has been detained by US immigration authorities since February was charged ...

A lawyer for a Russian-born scientist and Harvard University researcher charged with trying to smuggle frog embryos has asked ...

BOSTON — A Russian-born scientist and research associate at Harvard University who has been held for months in an immigration detention center in Louisiana has been criminally charged with attempting ...

Kseniia Petrova was sent to a U.S. Immigration and Customs Enforcement facility in February after the frog embryos were found ...

A Harvard scientist detained in Louisiana over immigration concerns has now been charged with smuggling frog embryos and is ...

A federal judge on Thursday ordered that a Harvard Medical School scientist from Russia, who has been detained since February ...

In other immigration news, the Trump administration said it was charging Harvard scientist Kseniia Petrova with smuggling for ...

Harvard University researcher Kseniia Petrova was detained by immigration authorities since February and has filed a petition ...