A customs official at Boston’s Logan International Airport detained Petrova on Feb. 16 and subsequently revoked her J-1 visa.

Petrova is accused of failing to declare clawed frog embryos and embryonic samples while passing through customs at Boston ...

After being in ICE custody, a Harvard researcher now faces serious charges for undeclared frog embryo samples.

Attorneys argued over whether a Harvard University researcher accused of smuggling frog embryos brought “biological materials ...

Kseniia Petrova, a Harvard researcher, still faces criminal charges for failing to declare scientific samples she was ...

A federal judge in Massachusetts on Thursday ordered Harvard medical researcher Kseniia Petrova released from custody as she ...

Harvard Medical School scientist Kseniia Petrova was released on bail Thursday after spending four months in ICE detention.

Harvard researcher Kseniia Petrova, a Russian citizen, had been detained since February after Customs and Border Protection inspected her bags at at Boston's Logan Airport.

Attorneys argued over whether a Harvard researcher accused of smuggling frog embryos brought “biological materials” into the ...

Federal judge releases Kseniia Petrova, a Russian-born cancer researcher accused of smuggling frog embryo samples, while limiting her travel and maintaining custody of her passport.

Harvard researcher Kseniia Petrova was released on bail after a 10-minute hearing in her criminal smuggling case – of frog ...