In 2004, he became the first University of Arkansas runner to win an NCAA 100m title
Was the 2007 World Champion in the 100m and 200m
Was given a key to the city of Lexington in 2007
Also in 2007, was named the IAAF Male Athlete of the Year and winner of the Jesse Owens Award
Ran for the U
S
at the 2008 Olympics in Beijing, but failed to medal in any of his events
After having hip surgery in July of 2011, returned to the international scene, qualifying for the 2012 U
S
team as he placed second in the Olympic Trials; he finishing
06 seconds behind winner Justin Gatlin
At the 2012 Olympics in London, came in fourth in the men's 100m and won a silver with the men's 4x100m relay team; a failed drug test the following year meant the second-place finish was stricken from the record
Returned to running at the 2015 Prefontaine Classic, winning the 100m
Ran in the final of the men's 4x100m relay at the 2016 Olympics in Rio, but the team was disqualified for a baton exchange violation