Personal Bests| Event | Result | Wind | Venue | Date |
|---|
| 55m ind. | 6.89 | | Lubbock, TX (USA) | 17.01.2009 | | 60m ind. | 7.21 | | New York, NY (USA) | 14.02.2015 | | 100m | 11.08 | +1.7 | Moratalaz, Madrid (ESP) | 11.07.2015 | | 200m | 22.26 | -0.5 | Stade Louis II, Monaco (MON) | 19.07.2013 | | 200m ind. | 22.90 | | College Station, TX (USA) | 11.03.2011 | | 300m ind. | 36.74 | | Reggie Lewis Center, Boston, MA (USA) | 07.02.2015 | | 400m | 54.94 | | San Antonio, TX (USA) | 17.03.2007 | | 4x100m | 41.67 | | Letzigrund, Zürich (SUI) | 29.08.2013 | | 4x200m | 1:30.56 | | Gainesville, FL (USA) | 02.04.2016 | | 4x400m | 3:29.43 | | Gainesville, FL (USA) | 06.04.2013 | | 4x400m ind. | 3:39.39 | | College Station, TX (USA) | 12.02.2011 | | 4x400m ind. | 3:39.39 | | Fayetteville, AR (USA) | 29.01.2011 |
| Season's BestsNo season's bests available. |
World RankingsNot ranked currently. | | Year | Result | Wind | Venue | Date |
|---|
| 2005 | 11.98 | | Austin, TX (USA) | 13.05.2005 | | 2006 | 11.65 | +1.3 | Hampton, VA (USA) | 05.08.2006 | | 2007 | 11.21 | +0.6 | Austin, TX (USA) | 12.05.2007 | | 2008 | 11.45 | +1.5 | Arlington, TX (USA) | 03.05.2008 | | 2009 | 11.13 | +1.8 | Austin, TX (USA) | 04.04.2009 | | 2010 | 11.35 | +0.1 | Columbia, MO (USA) | 16.05.2010 | | 2011 | 11.19 | | Des Moines, IA (USA) | 30.04.2011 | | 2012 | 11.22 | +1.2 | Gainesville, FL (USA) | 06.04.2012 | | 2013 | 11.19 | +1.7 | Drake Stadium, Des Moines, IA (USA) | 21.06.2013 | | 2014 | 11.30 | -0.5 | Stadion PGE Narodowy, Warszawa (POL) | 23.08.2014 | | 2015 | 11.08 | +1.7 | Moratalaz, Madrid (ESP) | 11.07.2015 | | 2016 | 11.11 | +1.0 | Hayward Field, Eugene, OR (USA) | 03.07.2016 | | 2017 | 11.25 | +1.6 | Sacramento, CA (USA) | 22.06.2017 | | 2018 | 11.29 | +1.6 | Clermont, FL (USA) | 12.05.2018 |
| Year | Result | Wind | Venue | Date |
|---|
| 2006 | 23.78 | +1.9 | Hampton, VA (USA) | 05.08.2006 | | 2007 | 22.84 | +0.9 | Austin, TX (USA) | 12.05.2007 | | 2008 | 22.75 | +1.4 | Boulder, CO (USA) | 18.05.2008 | | 2009 | 22.91 | +1.0 | Fayetteville, AR (USA) | 11.06.2009 | | 2010 | 22.90 | +0.6 | Drake Stadium, Des Moines, IA (USA) | 27.06.2010 | | 2011 | 22.58 | +1.5 | Des Moines, IA (USA) | 11.06.2011 | | 2012 | 22.96 | +0.8 | Hayward Field, Eugene, OR (USA) | 29.06.2012 | | 2013 | 22.26 | -0.5 | Stade Louis II, Monaco (MON) | 19.07.2013 | | 2014 | 22.72 | +0.3 | Heusden-Zolder (BEL) | 19.07.2014 | | 2015 | 22.62 | +0.8 | Luzern (SUI) | 14.07.2015 | | 2016 | 22.63 | +1.0 | Bregyó Athletic Center, Székesfehérvár (HUN) | 18.07.2016 | | 2017 | 22.72 | -0.3 | Gainesville, FL (USA) | 28.04.2017 | | 2018 | 23.03 | +1.5 | Clermont, FL (USA) | 12.05.2018 |
| Year | Result | Venue | Date |
|---|
| 2007 | 54.94 | San Antonio, TX (USA) | 17.03.2007 |
| Year | Result | Venue | Date |
|---|
| 2008 | 43.66 | Zdzisław Krzyszkowiak Stadium, Bydgoszcz (POL) | 12.07.2008 | | 2010 | 43.07 | Miramar, FL (USA) | 10.07.2010 | | 2011 | 43.21 | Crystal Palace, London (GBR) | 05.08.2011 | | 2013 | 41.67 | Letzigrund, Zürich (SUI) | 29.08.2013 | | 2014 | 43.32 | Gainesville, FL (USA) | 05.04.2014 | | 2015 | 42.32 | Olympic Stadium, London (GBR) | 24.07.2015 | | 2017 | 43.32 | Gainesville, FL (USA) | 01.04.2017 | | 2018 | 43.79 | Gainesville, FL (USA) | 31.03.2018 |
| Year | Result | Venue | Date |
|---|
| 2010 | 1:35.27 | Des Moines, IA (USA) | 23.04.2010 | | 2011 | 1:33.08 | Des Moines, IA (USA) | 29.04.2011 | | 2015 | 1:35.87 | Gainesville, FL (USA) | 04.04.2015 | | 2016 | 1:30.56 | Gainesville, FL (USA) | 02.04.2016 | | 2017 | 1:30.87 | T. Robinson Stadium, Nassau (BAH) | 22.04.2017 |
| Year | Result | Venue | Date |
|---|
| 2010 | 3:33.32 | Des Moines, IA (USA) | 24.04.2010 | | 2011 | 3:31.58 | Des Moines, IA (USA) | 30.04.2011 | | 2012 | 3:29.86 | Austin, TX (USA) | 31.03.2012 | | 2013 | 3:29.43 | Gainesville, FL (USA) | 06.04.2013 | | 2014 | 3:31.06 | Gainesville, FL (USA) | 19.04.2014 |
|
