MODES OF THOUGHT The online activist group this week leaked documents from a company that provides ‘solutions’ for Russian telecom giants and state agencies. The dump could signal new scrutiny of Russia from the long-time US bugbear. MOSCOW—It’s been seven years since WikiLeaks chief Julian Assange threatened to drop an information bombshell on the Kremlin that would show Russians the inner workings of their government and business world. That threat never materialized, though a handful of fairly tame Russia-related documents were published. WikiLeaks went on to publish hundreds of thousands of secret US diplomatic cables and, more recently, a...