"The detainee was held on four counts of running an unlicensed money-transfer operation, conspiracy, money laundering in violation of 17 acts in the U.S. criminal code, and transactions in cash acquired through illicit means." - http://www.reuters.com/article/us-greece-russia-arrest-bitcoin-idUSKBN1AB27W
Well shit. The chances of them opening up the site with such allegations being investigated are really slim.