A J.P. Morgan Chase whistleblower will receive about $30 million for providing crucial information to a successful Commodity Futures Trading Commission investigation into the biggest U.S. bank. The award was the largest in the history of the program, the Commodity Futures Trade Commission (CFTC) said Thursday in a statement. It disclosed little else about the case, saying that it is prohibited from revealing information that could identify whistle-blowers. The payment was linke...