From the Washington Post:
When Tyson Gay pulled out of the 100 and 200 meters at the U.S. track and field championships last week, black clouds all but settled over the American sprint world. Track aficionados lamented the loss of the only serious U.S. challenger to Jamaican Usain Bolt at the world track and field championships in Daegu, South Korea, this summer. Walter Dix considered that thinking utter nonsense. After quietly wrapping up an impressive U.S. title double Sunday with a victory in the men's 200-meter final, he boldly declared that he is the guy who will bring down Bolt.
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