![World champion sprinter Tyson takes a break during the Adidas running camp at the Athletes' Performance Institute in Carson, Calif., Wednesday, March 18, 2009. Gay suffered a knee injury during the offseason that cost him about six weeks of training, and ... World champion sprinter Tyson takes a break during the Adidas running camp at the Athletes' Performance Institute in Carson, Calif., Wednesday, March 18, 2009. Gay suffered a knee injury during the offseason that cost him about six weeks of training, and ...](https://l450v.alamy.com/450v/2p8pg23/world-champion-sprinter-tyson-takes-a-break-during-the-adidas-running-camp-at-the-athletes-performance-institute-in-carson-calif-wednesday-march-18-2009-gay-suffered-a-knee-injury-during-the-offseason-that-cost-him-about-six-weeks-of-training-and-with-the-2009-season-about-to-begin-he-hasnt-yet-set-his-schedule-ap-photodamian-dovarganes-2p8pg23.jpg)
World champion sprinter Tyson takes a break during the Adidas running camp at the Athletes' Performance Institute in Carson, Calif., Wednesday, March 18, 2009. Gay suffered a knee injury during the offseason that cost him about six weeks of training, and ...
![World champion sprinter Tyson Gay demonstrates his starting block techniques during the Adidas running camp at the Athletes' Performance Institute in Carson, Calif., Wednesday, March 18, 2009. Gay suffered a knee injury during the offseason that cost him ... World champion sprinter Tyson Gay demonstrates his starting block techniques during the Adidas running camp at the Athletes' Performance Institute in Carson, Calif., Wednesday, March 18, 2009. Gay suffered a knee injury during the offseason that cost him ...](https://l450v.alamy.com/450v/2p8pg0e/world-champion-sprinter-tyson-gay-demonstrates-his-starting-block-techniques-during-the-adidas-running-camp-at-the-athletes-performance-institute-in-carson-calif-wednesday-march-18-2009-gay-suffered-a-knee-injury-during-the-offseason-that-cost-him-about-six-weeks-of-training-and-with-the-2009-season-about-to-begin-he-hasnt-yet-set-his-schedule-ap-photodamian-dovarganes-2p8pg0e.jpg)
World champion sprinter Tyson Gay demonstrates his starting block techniques during the Adidas running camp at the Athletes' Performance Institute in Carson, Calif., Wednesday, March 18, 2009. Gay suffered a knee injury during the offseason that cost him ...
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