WASHINGTON - OCTOBER 04: Attorney General Eric Holder (R) and Assistant Attorney General for the Antitrust Division Christine Varney, participate during a press conference announcing an antitrust ... more 
WASHINGTON - OCTOBER 04: Attorney General Eric Holder (R) and Assistant Attorney General for the Antitrust Division Christine Varney, participate during a press conference announcing an antitrust lawsuit against major credit card companies at the Justice Department on October 4, 2010 in Washington, DC. The lawsuit challenges the rules that American Express, Master Card and Visa have in place to prevent merchants from offering consumer discounts, rewards and information about card costs. (Photo by Mark Wilson/Getty Images) less 
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Getty Images | Photo By Mark Wilson / Getty Images
Tue, Oct 5, 2010 4:16 PM EDT