Putin is so paranoid about being tracked, he travels in a secret grey train that stealthily blends in with other Russian locomotives, says a former elite Russian security officer
Russian President Vladimir Putin travels by an aeroexpress train in the Russian Black Sea resort of Sochi, on October 28, 2013.MIKHAIL KLIMENTYEV/RIA-NOVOSTI/AFP via Getty Images
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<li>Vladimir P… [+3153 chars]
