Three former employees of the British bank National Westminster Bank Plc (Nat West) have pleaded guilty to a charge of wire fraud in connection with a secret investment with former executives of the Enron Corporation, Assistant Attorney General Alice S. Fisher of the Criminal Division announced today.

Former Enron Corp. Chief Financial Officer Jeffrey McMahon will pay $300,000 to settle Securities and Exchange Commission charges that he aided and abetted the energy-trading company's financial fraud, The Associated Press reported Thursday.