Banking Regulator Opens Bitcoin-Related Probe

New York's top banking regulator has issued subpoenas to roughly two dozen companies associated with bitcoin as part of a wide-ranging inquiry into the business practices of the fledgling virtual-currency industry, according to people familiar with the matter. The subpoenas, from the New York Department of Financial Services, seek information on a range of topics, including antimoney-laundering programs, consumer-protection measures and investment strategies, according to the people.