Leonid Bershidsky: Another reason to avoid rushing on Russia’s election role

In January, the U.S. intelligence community accused the Kremlin of aiding Donald Trump’s presidential campaign and refused to reveal the evidence that led to the claim — citing, understandably, the need to protect sources and methods.

In January, the U.S. intelligence community accused the Kremlin of aiding Donald Trump’s presidential campaign and refused to reveal the evidence that led to the claim — citing, understandably, the need to protect sources and methods.

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