Source:
HaaretzIsrael's military attaché in Moscow was arrested and expelled earlier this week, it was revealed on Wednesday, with sources saying that the top Israel Defense Forces officer was questioned over espionage suspicions.
Colonel Vadim Leiderman was arrested during a May 12 meeting in a restaurant, in what appeared to be a violation of his diplomatic immunity. He was then questioned for a few hours, released, and subsequently deported.
--snip--Haaretz also learned that Leiderman was questioned by the Shin Bet over suspicions he had contacted a foreign agent, suspicions of which he was subsequently cleared.
--snip--The incident wasn't the first time in which senior Israeli officials, specifically from the defense and intelligence establishment, were arrested under mysterious circumstances in Russia, in breach of their diplomatic immunity.
Read more:
http://www.haaretz.com/news/diplomacy-defense/russia-expels-israel-s-military-attache-over-espionage-claims-1.362596
Much more at the link, including a mini-history of espionage arrests of Israeli representatives by Russia and how Russia frequently disregards their diplomatic immunity (including interrogations which allegedly include beatings) when doing so. The person in question was is not alleged to have been beaten during questioning, it should be added.
PB