A Harvard University Medical School researcher could end up in prison for decades after being indicted on charges related to allegedly attempting to sneak frozen frog embryos into the United States.

Kseniia Petrova, 31, a Russian-born Harvard scientist accused of smuggling frog embryos into the United States, was indicted on additional charges.

A Harvard University Medical School researcher could end up in prison for decades after being indicted on charges related to allegedly attempting to sneak frozen frog embryos into…