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Omnicom, Publicis to combine into biggest ad firm

Associated Press
Omnicom, Publicis to combine into biggest ad firm

Maurice Levy, left, Chief Executive of French advertising group Publicis, and John Wren, head of Omnicom Group pose during a joint news conference in Paris, France, Sunday, July 28, 2013. Publicis and Omnicom have announced merger plans to create the world's biggest advertising group . (AP Photo/Francois Mori)

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