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

Jodi Hilton Harvard’s Kseniia Petrova is one of causes at a protest of Trump administration policies April 12 at the ...

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

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

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

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.

Kseniia Petrova, 30, was arrested in February after returning from a vacation in France, where she had obtained a package of superfine sections of frog embryos from a laboratory for research.

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

Federal officials accused Kseniia Petrova of lying about “carrying substances” and alleged that Petrova planned to smuggle ...

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

Kseniia Petrova, a Russian-born Harvard researcher, speaks to reporters after being released from federal custody in Boston, ...