A Japanese diplomat was detained by Russia's Federal Security Service and accused of engaging in espionage after he obtained classified information in exchange for a payment, the spy agency said Monday, an allegation flatly denied by Tokyo.Tatsunori Motoki, a consul at the Japanese Consulate General in Vladivostok, was declared persona non grata, in a rare move against Japanese diplomats in Russia, and has been ordered to leave the country within 48 hours following his detention. He was released after being held for a few hours, the Japanese government said Tuesday.In Tokyo, the Foreign Min…READ FULL ARTICLE