Personal Bests| Event | Result | Wind | Venue | Date |
|---|
| 60m ind. | 6.82 | | Randal Tyson Indoor Center, Fayetteville, AR (USA) | 21.02.2021 | | 100m | 10.52 | +1.2 | Mesa, AZ (USA) | 11.04.2014 | | 200m | 21.08 | +0.1 | Lawrence, KS (USA) | 30.04.2016 | | 200m ind. | 21.47 | | Lincoln, NE (USA) | 18.01.2014 | | 300m | 32.73 | | Kingston (JAM) | 11.06.2016 | | 300m ind. | 33.78 | | Atletická hala, Ostrava (CZE) | 14.02.2017 | | 400m | 44.79 | | Hayward Field, Eugene, OR (USA) | 02.07.2016 | | 400m ind. | 45.60 | | Albuquerque, NM (USA) | 23.02.2014 | | 500m ind. | 1:01.32 | | New York, NY (USA) | 01.02.2013 | | 600y ind. | 1:09.73 | | Lawrence, KS (USA) | 30.01.2015 | | 4x100m | 38.88 | | Columbia, SC (USA) | 13.04.2019 | | 4x200m | 1:22.58 | | Prairie View, TX (USA) | 23.03.2019 | | 4x400m | 2:58.13 | | National Stadium, Beijing (CHN) | 29.08.2015 | | 4x400m ind. | 3:02.13 | | Ergo Arena, Sopot (POL) | 09.03.2014 | | Distance Medley ind. | 9:48.92 | | College Station, TX (USA) | 24.02.2012 | | 4x400m | 3:13.20 | | Eugene, OR (USA) | 29.07.2016 |
| Season's BestsNo season's bests available. |
World RankingsNot ranked currently. | | Year | Result | Wind | Venue | Date |
|---|
| 2011 | 11.19 | +1.3 | Lawrence, KS (USA) | 22.04.2011 | | 2014 | 10.52 | +1.2 | Mesa, AZ (USA) | 11.04.2014 | | 2015 | 10.54 | +1.4 | Waco, TX (USA) | 03.04.2015 | | 2016 | 10.75 | +2.0 | Lawrence, KS (USA) | 22.04.2016 | | 2018 | 10.87 | -1.1 | Birmingham, AL (USA) | 10.03.2018 | | 2019 | 10.80 | +1.8 | Chania (GRE) | 09.06.2019 |
| Year | Result | Wind | Venue | Date |
|---|
| 2011 | 21.24 | +0.4 | Norman, OK (USA) | 16.04.2011 | | 2012 | 21.75 | -1.0 | Baldwin City, KS (USA) | 24.03.2012 | | 2013 | 21.09 | -1.0 | Burnaby (CAN) | 01.07.2013 | | 2014 | 21.59 | -0.8 | Baton Rouge, LA (USA) | 05.04.2014 | | 2015 | 21.73 | +1.6 | Fort Worth, TX (USA) | 20.03.2015 | | 2016 | 21.08 | +0.1 | Lawrence, KS (USA) | 30.04.2016 | | 2017 | 21.43 | +0.2 | Tallahassee, FL (USA) | 05.05.2017 | | 2018 | 21.20 | +1.6 | Gainesville, FL (USA) | 29.03.2018 | | 2019 | 21.60 | -0.8 | Montverde, FL (USA) | 06.07.2019 | | 2021 | 21.20 | +2.0 | Mike A. Myers Stadium, Austin, TX (USA) | 06.03.2021 |
| Year | Result | Venue | Date |
|---|
| 2008 | 47.08 | Austin, TX (USA) | 09.05.2008 | | 2009 | 46.35 | Austin, TX (USA) | 06.06.2009 | | 2010 | 45.98 | Austin, TX (USA) | 28.05.2010 | | 2011 | 46.11 | Des Moines, IA (USA) | 08.06.2011 | | 2012 | 45.44 | Des Moines, IA (USA) | 06.06.2012 | | 2013 | 45.10 | Waco, TX (USA) | 05.05.2013 | | 2014 | 45.00 | Sacramento, CA (USA) | 28.06.2014 | | 2015 | 44.84 | CIBC, Toronto (CAN) | 23.07.2015 | | 2016 | 44.79 | Hayward Field, Eugene, OR (USA) | 02.07.2016 | | 2017 | 46.21 | Sacramento, CA (USA) | 22.06.2017 | | 2018 | 46.83 | Auburn, AL (USA) | 14.04.2018 | | 2019 | 45.79 | Marietta, GA (USA) | 17.05.2019 | | 2021 | 47.02 | Rock Chalk Park, Lawrence, KS (USA) | 01.05.2021 |
| Year | Result | Venue | Date |
|---|
| 2010 | 41.03 | Fayetteville, AR (USA) | 10.04.2010 | | 2012 | 41.31 | Manhattan, KS (USA) | 13.05.2012 | | 2013 | 40.87 | Waco, TX (USA) | 05.05.2013 | | 2019 | 38.88 | Columbia, SC (USA) | 13.04.2019 |
| Year | Result | Venue | Date |
|---|
| 2013 | 1:25.44 | Austin, TX (USA) | 30.03.2013 | | 2019 | 1:22.58 | Prairie View, TX (USA) | 23.03.2019 |
| Year | Result | Venue | Date |
|---|
| 2010 | 3:05.93 | Austin, TX (USA) | 29.05.2010 | | 2011 | 3:09.66 | Fayetteville, AR (USA) | 06.05.2011 | | 2012 | 3:04.89 | Manhattan, KS (USA) | 13.05.2012 | | 2013 | 3:04.93 | Austin, TX (USA) | 25.05.2013 | | 2014 | 3:03.31 | Philadelphia, PA (USA) | 26.04.2014 | | 2015 | 2:58.13 | National Stadium, Beijing (CHN) | 29.08.2015 | | 2016 | 2:58.38 | Estádio Olímpico, Rio de Janeiro (BRA) | 19.08.2016 | | 2017 | 3:02.13 | T. Robinson Stadium, Nassau (BAH) | 23.04.2017 | | 2018 | 3:09.37 | Columbia, SC (USA) | 24.03.2018 | | 2019 | 3:04.73 | Prairie View, TX (USA) | 23.03.2019 |
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