Gold medal-winning track and field athlete who set a world record in the 2012 London Olympics when he won the 110 meters hurdles.
He was a seven-time All-American in college.
He broke the previous world record in 110-meter hurdles by .07 seconds, a huge margin, at the final hurdles event of the 2012 games.
He grew up in Chicago, Illinois.
He and Sally Pearson both competed in hurdles at the 2012 Games.