'Sherlock,' 'Chipmunks' Can't Save Sagging Box Office

Limited release of 'Mission: Impossible: Ghost Protocol,' however, had record-breaking sales.By Kevin P. Sullivan Robert Downey Jr. in "Sherlock Holmes: A Game of Shadows" More disappointing returns and one record-breaking bright spot were the stories of this past weekend's box office. The two new wide releases, "Sherlock Holmes: A Game of Shadows" and "Alvin and the Chipmunks: Chipwrecked," led the weekend receipts but failed to live up to the high expectations set by the previous movi

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