As regulators ramp up their global investigation into the manipulation of interest rates, the Justice Department has identified potential criminal wrongdoing by big banks and individuals at the center of the scandal. -snip- According to people briefed on the matter, the Swiss bank UBS is among the next targets for regulatory action. The Commodity Futures Trading Commission is pursuing a potential civil case against the bank. Regulators at the agency have not yet decided to file an action against the bank, nor have settlement talks begun. UBS has already reached an immunity deal with one division of the Justice Department,...