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Energy Regulators Examine Charges That El Paso Violated Bidding Rules

WASHINGTON -- Federal energy regulators widened a probe of El Paso Corp. to include allegations that the Houston energy company violated rules covering bidding for delivery rights on a major natural-gas pipeline.

Since early May, a Federal Energy Regulatory Commission hearing officer has been examining allegations that El Paso manipulated the price of natural gas last winter by making it harder for gas shippers to gain access to an interstate pipeline it operates serving Southern California. California regulators and the state's...

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