The Department of Homeland Security alleged that Kseniia Petrova, a Russian scientist working at Harvard Medical School, ...

An immigration judge found the official document initiating Kseniia Petrova’s deportation to be legally deficient. She ...

Russian-born scientist Kseniia Petrova never imagined she would face significant immigration issues, but it has been 68 days ...

A Russian researcher at Harvard who is being held for failing to declare frog embryos while passing through customs tells ABC News that the ordeal has been shocking.

Kseniia Petrova, a Harvard cancer scientist, faces deportation to Russia, jeopardizing her research and sparking legal ...

It's been 68 days since Kseniia Petrova, a Russian-born scientist who until a couple months ago was a researcher at Harvard ...

Kseniia Petrova, a Harvard researcher, told NBC News she fears persecution and jail time in Russia for protesting against the ...

Without Harvard scientist Kseniia Petrova’s expertise, no one can fully unlock the data’s potential, putting crucial ...

An immigration judge has found the U.S. government’s initial deportation case against Kseniia Petrova, a Russian-born Harvard ...

Without Kseniia Petrova, researchers at Harvard Medical School say they can’t fully use their unique cancer-detecting microscope.

Russian-born scientist Kseniia Petrova has been detained by U.S. Immigrations and Customs Enforcement since February when she failed to declare frog embryo samples at Boston's Logan Airport BATON ...