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WASHINGTON - NOVEMBER 18: Opera singer Placido Domingo performs the National Anthem before the 2007 Major League Soccer Cup between the Houston Dynamo and the New England Revolution at RFK Stadium on November 18, 2007 in Washington, DC. (Photo by Mitchell Layton/Getty Images for MLS)

WASHINGTON - NOVEMBER 18:  Opera singer Placido Domingo performs the National Anthem before the 2007 Major League Soccer Cup between the Houston Dynamo and the New England Revolution at RFK Stadium on November 18, 2007 in Washington, DC.  (Photo by Mitchell Layton/Getty Images for MLS)