"The shirts don't exist, " Ashton writes.

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Since then, many companies have piled on the Twitter bandwagon, with contests ranging from t-shirt giveaways to Ashton Kutcher vs.

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And while decathlon world record holder Ashton Eaton doesn't have his medal yet, he will carry a solid 220-point lead over teammate Trey Hardee into the second day of the competition Thursday.

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