Russia denies imposing anti-plague measures after death of worker

<p>Moscow: Russian authorities denied Tuesday that they were imposing anti-plague measures after a laboratory technician reportedly died of the disease, as Washington called on Moscow to be &quot;transparent&quot; about the situation.</p> <p>It was reported last week that a worker at an anti-plague institute in Siberia&#39;s Irkutsk region died of pneumonic plague.</p> <p>But the authorities say t