LINDA WERTHEIMER, host: And now for a cyber crime mystery. The Wall Street Journal reports that a Russian cyber gang may be behind a security breech at Citibank. A Citibank official denies that the cyber attack ever took place. But the newspaper says that online thieves may have taken tens of millions of dollars from the bank last summer, possibly even earlier. The FBI, the National Security Agency and the Department of Homeland Security have all been involved in the investigation, according to the newspaper.</s>LINDA WERTHEIMER, host: This is NPR News.
The FBI is looking into a computer-breach that targeted Citigroup. The Wall Street Journal reports millions of dollars appear to have been stolen by computer hackers linked to a Russian mob. A Citibank official denies that the cyber attack ever took place.