| http://www.w3.org/ns/prov#value | - Movie stars and musicians such as Mariah Carey, Mary J. Blige, recent American Idol winner Lee DeWyze, and Enrique Iglesias entertained shareholders who traveled far and wide for the annual part-pep rally, part-concert.Duke said growth would not come easily, highlighting such challenges in the next 20 years as higher energy costs, nimble and innovative competitors, and technology.
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