Personal Bests| Event | Result | Wind | Venue | Date |
|---|
| 55m ind. | 6.99 | | Flagstaff, AZ (USA) | 22.02.2008 | | 60m ind. | 7.29 | | Flagstaff, AZ (USA) | 31.01.2009 | | 100m | 11.07 | +2.0 | Drake Stadium, Des Moines, IA (USA) | 21.06.2013 | | 200m | 22.32 | +0.8 | Luzern (SUI) | 14.07.2015 | | 200m ind. | 22.89 | | College Station, TX (USA) | 13.03.2009 | | 300m ind. | 37.04 | | Fayetteville, AR (USA) | 12.02.2011 | | 400m | 52.71 | | Palo Alto, CA (USA) | 25.03.2011 | | 400m ind. | 53.16 | | Albuquerque, NM (USA) | 05.02.2011 | | 4x100m | 41.67 | | Letzigrund, Zürich (SUI) | 29.08.2013 | | 4x200m | 1:29.86 | | Gainesville, FL (USA) | 01.04.2017 | | 4x400m | 3:25.39 | | San José (CRC) | 09.08.2015 | | 4x400m ind. | 3:34.30 | | College Station, TX (USA) | 14.03.2009 | | 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 |
|---|
| 2006 | 11.80 | +1.8 | Indianapolis, IN (USA) | 22.06.2006 | | 2007 | 11.63 | +0.1 | Berkeley, CA (USA) | 13.04.2007 | | 2008 | 11.41 | 0.0 | Tucson, AZ (USA) | 03.05.2008 | | 2009 | 11.14 | +1.4 | Eugene, OR (USA) | 17.05.2009 | | 2010 | 11.28 | +0.9 | Walnut, CA (USA) | 17.04.2010 | | 2011 | 11.36 | +1.2 | Lapinlahti (FIN) | 24.07.2011 | | 2012 | 11.13 | +0.1 | Luzern (SUI) | 17.07.2012 | | 2013 | 11.07 | +2.0 | Drake Stadium, Des Moines, IA (USA) | 21.06.2013 | | 2015 | 11.14 | 0.0 | Luzern (SUI) | 14.07.2015 | | 2016 | 11.56 | -0.1 | Austin, TX (USA) | 02.04.2016 | | 2017 | 11.19 | +1.1 | Montverde, FL (USA) | 10.06.2017 | | 2018 | 11.54 | +0.2 | Gainesville, FL (USA) | 13.04.2018 |
| Year | Result | Wind | Venue | Date |
|---|
| 2006 | 24.19 | +0.3 | Indianapolis, IN (USA) | 23.06.2006 | | 2007 | 23.53 | -2.6 | San Mateo, CA (USA) | 19.05.2007 | | 2008 | 23.09 | 0.0 | Tempe, AZ (USA) | 17.05.2008 | | 2009 | 22.55 | +1.9 | Eugene, OR (USA) | 28.06.2009 | | 2010 | 22.97 | -0.1 | Tempe, AZ (USA) | 10.04.2010 | | 2011 | 22.85 | +1.3 | Walnut, CA (USA) | 16.04.2011 | | 2012 | 22.52 | +1.0 | Luzern (SUI) | 17.07.2012 | | 2013 | 22.71 | -0.1 | Ljubljana (SLO) | 13.07.2013 | | 2014 | 23.41 | 0.0 | Beijing (CHN) | 21.05.2014 | | 2015 | 22.32 | +0.8 | Luzern (SUI) | 14.07.2015 | | 2016 | 23.44 | -0.3 | Waco, TX (USA) | 23.04.2016 | | 2017 | 23.00 | -0.3 | Gainesville, FL (USA) | 28.04.2017 | | 2018 | 23.72 | +0.4 | Gainesville, FL (USA) | 13.04.2018 |
| Year | Result | Venue | Date |
|---|
| 2011 | 52.71 | Palo Alto, CA (USA) | 25.03.2011 | | 2014 | 54.01 | Bloomington, IN (USA) | 02.05.2014 |
| Year | Result | Wind | Venue | Date |
|---|
| 2007 | 5.91 | -0.9 | San Mateo, CA (USA) | 18.05.2007 |
| Year | Result | Venue | Date |
|---|
| 2009 | 42.23 | Cottbus (GER) | 08.08.2009 | | 2012 | 44.10 | Gainesville, FL (USA) | 07.04.2012 | | 2013 | 41.67 | Letzigrund, Zürich (SUI) | 29.08.2013 | | 2015 | 42.32 | Olympic Stadium, London (GBR) | 24.07.2015 | | 2016 | 43.83 | Austin, TX (USA) | 02.04.2016 | | 2017 | 44.37 | Tallahassee, FL (USA) | 24.03.2017 |
| Year | Result | Venue | Date |
|---|
| 2013 | 1:32.67 | Gainesville, FL (USA) | 06.04.2013 | | 2015 | 1:33.08 | Gainesville, FL (USA) | 04.04.2015 | | 2017 | 1:29.86 | Gainesville, FL (USA) | 01.04.2017 |
| Year | Result | Venue | Date |
|---|
| 2015 | 3:25.39 | San José (CRC) | 09.08.2015 | | 2017 | 3:46.91 | Tallahassee, FL (USA) | 04.03.2017 |
| Year | Result | Venue | Date |
|---|
| 2014 | 3:37.94 | Philadelphia, PA (USA) | 26.04.2014 |
|
