Personal Bests| Event | Result | Wind | Venue | Date |
|---|
| 50m ind. | 6.28 | | MSG, New York, NY (USA) | 28.01.2012 | | 55m ind. | 6.88 | | Houston, TX (USA) | 14.01.2006 | | 60m ind. | 7.12 | | Albuquerque, NM (USA) | 27.02.2011 | | 100m | 10.91 | +1.7 | Drake Stadium, Des Moines, IA (USA) | 21.06.2013 | | 100m | 10.91 | +1.8 | Drake Stadium, Des Moines, IA (USA) | 21.06.2013 | | 200m | 22.58 | +1.5 | Austin, TX (USA) | 29.04.2017 | | 200m ind. | 22.81 | | Fayetteville, AR (USA) | 14.03.2008 | | 400m | 52.63 | | Charleston, IL (USA) | 21.05.2005 | | 100mH | 13.91 | +2.0 | Emporia, KS (USA) | 26.05.2006 | | Long Jump | 6.32 | | Charleston, IL (USA) | 21.05.2005 | | Long Jump ind. | 6.06 | | Champaign, IL (USA) | 19.01.2008 | | 4x100m | 41.67 | | Letzigrund, Zürich (SUI) | 29.08.2013 | | 4x200m | 1:32.67 | | Gainesville, FL (USA) | 06.04.2013 | | Sprint Medley 1000m | 2:03.87 | | Sherbrooke (CAN) | 13.07.2003 | | 4x400m | 3:27.60 | | Stadio Zecchini, Grosseto (ITA) | 18.07.2004 | | 4x400m ind. | 3:30.76 | | Fayetteville, AR (USA) | 11.03.2006 | | Sprint Medley 1600m | 3:37.94 | | Philadelphia, PA (USA) | 26.04.2014 |
| Season's BestsNo season's bests available. |
World RankingsNot ranked currently. | | Year | Result | Wind | Venue | Date |
|---|
| 2002 | 11.83 | | Charleston, IL (USA) | 18.05.2002 | | 2003 | 11.62 | | Charleston, IL (USA) | 24.05.2003 | | 2004 | 11.41 | +2.0 | Charleston, IL (USA) | 22.05.2004 | | 2005 | 11.39 | +1.0 | Greensboro, NC (USA) | 17.06.2005 | | 2006 | 11.12 | +1.2 | Indianapolis, IN (USA) | 22.06.2006 | | 2007 | 11.21 | -1.2 | Lincoln, NE (USA) | 13.05.2007 | | 2008 | 11.07 | +1.8 | Eugene, OR (USA) | 28.06.2008 | | 2009 | 11.02 | +1.4 | Fayetteville, AR (USA) | 10.06.2009 | | 2010 | 11.04 | +1.8 | Clermont, FL (USA) | 05.06.2010 | | 2011 | 11.01 | +1.8 | São Paulo (BRA) | 22.05.2011 | | 2012 | 11.12 | +1.4 | Hayward Field, Eugene, OR (USA) | 23.06.2012 | | 2013 | 10.91 | +1.8 | Drake Stadium, Des Moines, IA (USA) | 21.06.2013 | | 2014 | 11.11 | +1.2 | Clermont, FL (USA) | 31.05.2014 | | 2015 | 11.16 | +1.5 | Hayward Field, Eugene, OR (USA) | 26.06.2015 | | 2016 | 11.19 | +0.8 | Austin, TX (USA) | 16.04.2016 | | 2017 | 11.26 | +0.4 | St-Martin (FRA) | 13.05.2017 |
| Year | Result | Wind | Venue | Date |
|---|
| 2001 | 25.09 | +1.4 | Decatur, IL (USA) | 06.07.2001 | | 2002 | 24.10 | | Bolingbrook, IL (USA) | 14.07.2002 | | 2003 | 23.48 | -0.4 | Miami, FL (USA) | 03.08.2003 | | 2004 | 23.45 | +0.9 | Eugene, OR (USA) | 31.07.2004 | | 2005 | 22.96 | +0.6 | Carson, CA (USA) | 24.06.2005 | | 2006 | 23.16 | +1.7 | Waco, TX (USA) | 14.05.2006 | | 2007 | 22.67 | +0.4 | Lincoln, NE (USA) | 13.05.2007 | | 2008 | 22.75 | +1.4 | Boulder, CO (USA) | 18.05.2008 | | 2009 | 22.60 | +0.5 | Fayetteville, AR (USA) | 11.06.2009 | | 2010 | 22.83 | +0.6 | Drake Stadium, Des Moines, IA (USA) | 27.06.2010 | | 2011 | 22.87 | +1.0 | Alexander Stadium, Birmingham (GBR) | 10.07.2011 | | 2012 | 22.98 | +1.2 | Hayward Field, Eugene, OR (USA) | 28.06.2012 | | 2015 | 23.92 | +0.8 | Montverde, FL (USA) | 06.06.2015 | | 2016 | 22.75 | +1.3 | Montreuil-sous-Bois (FRA) | 07.06.2016 | | 2017 | 22.58 | +1.5 | Austin, TX (USA) | 29.04.2017 |
| Year | Result | Venue | Date |
|---|
| 2003 | 54.19 | Miami, FL (USA) | 03.08.2003 | | 2004 | 52.87 | Eugene, OR (USA) | 01.08.2004 | | 2005 | 52.63 | Charleston, IL (USA) | 21.05.2005 | | 2006 | 53.00 | Coral Gables, FL (USA) | 18.03.2006 | | 2007 | 52.88 | Austin, TX (USA) | 21.04.2007 | | 2008 | 53.79 | Houston, TX (USA) | 29.03.2008 | | 2009 | 54.03 | Houston, TX (USA) | 28.03.2009 | | 2010 | 53.67 | Waco, TX (USA) | 17.04.2010 | | 2011 | 53.82 | Houston, TX (USA) | 26.03.2011 | | 2012 | 55.52 | Fort Worth, TX (USA) | 16.03.2012 | | 2017 | 56.01 | San Antonio, TX (USA) | 25.03.2017 |
| Year | Result | Wind | Venue | Date |
|---|
| 2003 | 15.42 | -1.6 | San Diego, CA (USA) | 11.04.2003 | | 2005 | 14.54 | +1.6 | Irvine, CA (USA) | 30.04.2005 | | 2006 | 13.91 | +2.0 | Emporia, KS (USA) | 26.05.2006 | | 2007 | 14.21 | -0.5 | Los Angeles, CA (USA) | 12.05.2007 |
| Year | Result | Wind | Venue | Date |
|---|
| 2002 | 5.80 | | Charleston, IL (USA) | 18.05.2002 | | 2004 | 6.07 | | Charleston, IL (USA) | 22.05.2004 | | 2005 | 6.32 | | Charleston, IL (USA) | 21.05.2005 | | 2006 | 6.02 | +2.0 | Austin, TX (USA) | 27.05.2006 |
| Year | Result | Wind | Venue | Date |
|---|
| 2007 | 11.68 | +1.0 | San Francisco, CA (USA) | 05.05.2007 |
| Year | Result | Venue | Date |
|---|
| 2006 | 42.84 | Austin, TX (USA) | 08.04.2006 | | 2009 | 42.23 | Cottbus (GER) | 08.08.2009 | | 2010 | 43.69 | Philadelphia, PA (USA) | 24.04.2010 | | 2011 | 41.94 | DS, Daegu (KOR) | 04.09.2011 | | 2012 | 42.24 | Stade Louis II, Monaco (MON) | 20.07.2012 | | 2013 | 41.67 | Letzigrund, Zürich (SUI) | 29.08.2013 | | 2014 | 41.88 | T. Robinson Stadium, Nassau (BAH) | 24.05.2014 | | 2015 | 43.41 | Austin, TX (USA) | 28.03.2015 | | 2016 | 43.83 | Austin, TX (USA) | 02.04.2016 | | 2017 | 43.93 | Austin, TX (USA) | 01.04.2017 |
| Year | Result | Venue | Date |
|---|
| 2013 | 1:32.67 | Gainesville, FL (USA) | 06.04.2013 | | 2015 | 1:33.08 | Gainesville, FL (USA) | 04.04.2015 |
| Year | Result | Venue | Date |
|---|
| 2003 | 2:03.87 | Sherbrooke (CAN) | 13.07.2003 |
| Year | Result | Venue | Date |
|---|
| 2004 | 3:27.60 | Stadio Zecchini, Grosseto (ITA) | 18.07.2004 | | 2012 | 3:29.86 | Austin, TX (USA) | 31.03.2012 |
| Year | Result | Venue | Date |
|---|
| 2014 | 3:37.94 | Philadelphia, PA (USA) | 26.04.2014 |
|
