Traces of the toxin were found in the body of the Russian dissident Aleksei A. Navalny, who died in prison two years ago, five governments said in a joint statement.
Navalny Was Poisoned With Frog Toxin, European Governments Say
Traces of the toxin were found in the body of the Russian dissident Aleksei A. Navalny, who died in prison two years ago, five governments said in a joint statement.