Olympic sprinter who won the gold medal in the 4x400m relay event at the 2004 Olympic Games in Athens. He won the World Championship in the same event the following year.
He attended high school in Wisconsin, where he won four individual titles at the 2000 Wisconsin State Championships.
He won the 400m dash and 4x400m relay eight straight times at the collegiate level. He attended the University of Wisconsin–La Crosse.
He married a woman named Missy.
He and Jeremy Wariner are both gold medalists in the 4x400m relay.