U.S. judge freezes assets of Mt. Gox bitcoin exchange boss

Reuters: A U.S. federal judge on Tuesday temporarily froze the U.S. assets of Mt. Gox chief Mark Karpeles and allowed alleged victims of the shuttered bitcoin exchange to demand evidence of what they claim is a massive fraud.

The market for the digital currency was rocked last month when Mt. Gox, once the world's largest bitcoin exchange, ceased operations, and soon after filed for bankruptcy. Mt. Gox said it may have lost 750,000 bitcoins, worth hundreds of millions of dollars, in a hacking attack.

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