Why the feds took down one of Bitcoin’s largest exchanges

This week, one of Bitcoin’s largest and most notorious coin exchanges was brought down by law enforcement — and police and prosecutors are now beginning to explain why. On Thursday, the Department of Justice unsealed an indictment against Alexander Vinnik — thought to be the operator, or one of the operators of Bitcoin exchange BTC-e — charging him with 21 counts of money laundering and other related financial crimes. The counts range from operating an unlicensed money tr