Personal Bests| Event | Result | Venue | Date |
|---|
| 200m | 21.22 | Abilene, TX (USA) | 28.03.2008 | | 200m ind. | 21.45 | Fayetteville, AR (USA) | 14.02.2015 | | 300m ind. | 34.28 | Birmingham, AL (USA) | 09.01.2015 | | 400m | 44.70 | Stade Olympique de la Pontaise, Lausanne (SUI) | 08.07.2010 | | 400m ind. | 46.35 | Albuquerque, NM (USA) | 28.02.2010 | | 4x100m | 40.52 | Austin, TX (USA) | 30.03.2013 | | 4x200m | 1:21.65 | Des Moines, IA (USA) | 27.04.2007 | | 4x400m | 2:58.83 | Miramar, FL (USA) | 11.07.2010 | | 4x400m ind. | 3:04.24 | Fayetteville, AR (USA) | 10.03.2007 |
| Season's BestsNo season's bests available. |
World RankingsNot ranked currently. | | Year | Result | Wind | Venue | Date |
|---|
| 2007 | 21.55 | +0.5 | Waco, TX (USA) | 24.03.2007 | | 2008 | 21.22 | | Abilene, TX (USA) | 28.03.2008 | | 2012 | 21.50 | +1.8 | Arlington, TX (USA) | 24.03.2012 | | 2015 | 22.00 | +1.2 | Houston, TX (USA) | 21.03.2015 |
| Year | Result | Venue | Date |
|---|
| 2004 | 47.50 | Austin, TX (USA) | 14.05.2004 | | 2005 | 46.42 | Greensboro, NC (USA) | 18.06.2005 | | 2006 | 46.60 | Greensboro, NC (USA) | 17.06.2006 | | 2007 | 45.33 | Lincoln, NE (USA) | 13.05.2007 | | 2008 | 44.75 | Toluca (MEX) | 18.07.2008 | | 2009 | 45.88 | Waco, TX (USA) | 18.04.2009 | | 2010 | 44.70 | Stade Olympique de la Pontaise, Lausanne (SUI) | 08.07.2010 | | 2012 | 46.15 | Waco, TX (USA) | 21.04.2012 | | 2013 | 47.03 | Waco, TX (USA) | 20.04.2013 | | 2014 | 48.63 | San Antonio, TX (USA) | 22.02.2014 | | 2015 | 46.29 | Waco, TX (USA) | 18.04.2015 |
| Year | Result | Venue | Date |
|---|
| 2005 | 14.76 | Austin, TX (USA) | 13.05.2005 |
| Year | Result | Venue | Date |
|---|
| 2007 | 3:00.04 | Sacramento, CA (USA) | 09.06.2007 | | 2008 | 3:00.22 | Des Moines, IA (USA) | 14.06.2008 | | 2010 | 2:58.83 | Miramar, FL (USA) | 11.07.2010 | | 2012 | 3:02.89 | Austin, TX (USA) | 31.03.2012 | | 2013 | 3:01.93 | Austin, TX (USA) | 30.03.2013 | | 2015 | 3:03.84 | Philadelphia, PA (USA) | 25.04.2015 |
|
