BOSTON (AP) — Attorneys argued over whether a Harvard researcher accused of smuggling frog embryos brought “biological materials” into the U.S. in a court hearing Wednesday. Kseniia Petrova ...

Harvard University researcher Kseniia Petrova, 30, smiles after being released on bail from federal custody at the John Joseph Moakley United States Courthouse on Thursday, June 12, 2025, in Boston.

BOSTON — A Harvard University researcher accused of smuggling clawed frog embryos into the United States was indicted Wednesday on additional charges. Kseniia Petrova, a Russian-born scientist ...

BOSTON (AP) — Attorneys argued over whether a Harvard researcher accused of smuggling frog embryos brought “biological materials” into the U.S. in a court hearing Wednesday. Kseniia Petrova, a Russian ...

BOSTON (AP) — A judge released a Russian-born scientist and Harvard University researcher charged with smuggling frog embryos into the United States on bail Thursday. Kseniia Petrova, 30, has ...

BOSTON (AP) — A Harvard University researcher accused of smuggling clawed frog embryos into the United States was indicted Wednesday on additional charges. Kseniia Petrova, a Russian-born ...