One of the strangest operations Valery Amelchenko took part in during his work for Prigozhin’s team was a month-long trip to Syria — to test poison on unsuspecting prisoners.

(Photo: REUTERS/Marko Djurica)

Yevgeny Prigozhin ran the infamous St. Petersburg “troll farm” and other pro-Putin media operations. One of his operatives came clean to reporters, sharing some of the dirty work he and his team did for the oligarch — including murder. Then he vanished.

Yevgeny Prigozhin (Mikhail Metzel/TASS via Getty Images)