Officer improperly canceled visa of Harvard scholar charged with frog embryo smuggling, judge rules

A U.S. judge says a customs officer improperly canceled the visa of a Russian-born scientist and Harvard University researcher charged with smuggling frog embryos in the U.S. In a ruling Tuesday, the judge said Customs and Border Protection officers have limited authority to cancel visas and can't do so for suspected smuggling of biological samples

April 8, 2026Updated: April 8, 2026

By AUDREY McAVOY