The Italian Secret Service agent was found dead in Paris on the night of 5-6 May in the hotel where he was staying in the Montmartre district, news magazine Le Point reported citing police sources.
He reportedly had a bleeding wound under his chin and traces of vomit were found at the scene.
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According to Le point citing sources from the Italian Embassy, this is a "death due to natural causes". Le Point reported that the agent, known as Massimo I., was in Paris on a language course as part of a conventional cultural exchange between the two nations.
Local police have reportedly found a bag containing almost 2,000 euros in cash, and classified documents in Massimo I.'s safe. An investigation into his death is currently underway.