The Dutch FBTC Exchange got closed in relation to a scam case...
"The Dutch gang allegedly laundered money through Bitcoin transactions and even set up their own Bitcoin exchange service - FBTC Exchange - that went dark after the arrests."
"The police investigation focuses on the period from spring 2012 through to today, and on more than 150 fraudulent transactions. Multiple banks and businesses have filed cybercrime reports. The extent of the damages approaches potentially more than a million Euro."