Personal Bests| Event | Result | Wind | Venue | Date |
|---|
| 60m ind. | 6.54 | | Fayetteville, AR (USA) | 11.02.2011 | | 100m | 9.97 | +1.3 | Des Moines, IA (USA) | 10.06.2011 | | 200m | 20.05 | 0.0 | Norman, OK (USA) | 15.05.2011 | | 200m ind. | 20.39 | | College Station, TX (USA) | 11.03.2011 | | 400m ind. | 47.64 | | College Station, TX (USA) | 15.01.2011 | | 4x100m | 37.58 | | Stade Louis II, Monaco (MON) | 19.07.2013 | | 4x400m | 3:06.97 | | Tempe, AZ (USA) | 10.04.2010 | | 4x400m ind. | 3:08.89 | | Lincoln, NE (USA) | 26.02.2011 |
| Season's BestsNo season's bests available. |
World RankingsNot ranked currently. | | Year | Result | Wind | Venue | Date |
|---|
| 2009 | 10.30 | +1.5 | Norman, OK (USA) | 29.05.2009 | | 2010 | 10.25 | +1.4 | Columbia, MO (USA) | 16.05.2010 | | 2011 | 9.97 | +1.3 | Des Moines, IA (USA) | 10.06.2011 | | 2012 | 9.98 | +1.0 | Auburn, AL (USA) | 21.04.2012 | | 2013 | 10.01 | +1.1 | Drake Stadium, Des Moines, IA (USA) | 21.06.2013 | | 2014 | 10.08 | +1.7 | Sacramento, CA (USA) | 27.06.2014 | | 2015 | 10.31 | +1.0 | Tuscaloosa, AL (USA) | 21.03.2015 | | 2016 | 10.34 | +2.0 | Montverde, FL (USA) | 11.06.2016 |
| Year | Result | Wind | Venue | Date |
|---|
| 2009 | 20.54 | +1.2 | Norman, OK (USA) | 29.05.2009 | | 2010 | 20.41 | +0.1 | Austin, TX (USA) | 28.05.2010 | | 2011 | 20.05 | 0.0 | Norman, OK (USA) | 15.05.2011 | | 2013 | 20.82 | 0.0 | Tuscaloosa, AL (USA) | 06.04.2013 | | 2014 | 20.89 | -0.6 | Luzhniki, South Arena, Moskva (RUS) | 12.06.2014 | | 2016 | 20.47 | +0.1 | San Marcos, TX (USA) | 30.04.2016 | | 2017 | 20.82 | -0.4 | Norman, OK (USA) | 22.04.2017 |
| Year | Result | Venue | Date |
|---|
| 2010 | 39.72 | Austin, TX (USA) | 29.05.2010 | | 2011 | 39.76 | Norman, OK (USA) | 15.05.2011 | | 2012 | 38.64 | Gainesville, FL (USA) | 07.04.2012 | | 2013 | 37.58 | Stade Louis II, Monaco (MON) | 19.07.2013 | | 2014 | 38.57 | Philadelphia, PA (USA) | 26.04.2014 | | 2016 | 38.85 | Shanghai Stadium, Shanghai (CHN) | 14.05.2016 | | 2017 | 38.90 | Austin, TX (USA) | 01.04.2017 |
| Year | Result | Venue | Date |
|---|
| 2010 | 3:06.97 | Tempe, AZ (USA) | 10.04.2010 | | 2011 | 3:10.59 | Norman, OK (USA) | 16.04.2011 | | 2016 | 3:08.64 | Austin, TX (USA) | 02.04.2016 |
|
