journalist who went undercover as a troll there. >> translator: the elections are a key aspect of the russian kremlin and that is why the troll factories are working, i have no doubt. >> reporter: it was during the russian-backed rebellion in ukraine in 2014 that evidence first appeared with information of paid bloggers to spread false information online. and this is the russian oligarch who according to the indictment bankroll bankrolled the operation known as yevgeny prigoshin also known as putin's chef. he told the russian media, they see what they want to see.