Personal Bests| Event | Result | Venue | Date |
|---|
| 400m | 45.98 | Los Angeles, CA (USA) | 05.05.2012 | | 600m | 1:13.28 | Burnaby (CAN) | 01.07.2013 | | 600m ind. | 1:15.70 | Glasgow (GBR) | 26.01.2013 | | 800m | 1:42.82 | Olympic Stadium, London (GBR) | 09.08.2012 | | 800m ind. | 1:48.03 | Albuquerque, NM (USA) | 27.02.2011 | | 1000m | 2:17.84 | Hayward Field, Eugene, OR (USA) | 03.07.2010 | | 1000m ind. | 2:19.10 | Reggie Lewis Center, Boston, MA (USA) | 14.02.2016 | | Mile | 4:03.26 | Los Angeles, CA (USA) | 10.04.2010 | | 4x400m | 3:05.96 | Walnut, CA (USA) | 16.04.2011 | | 4x800m | 7:04.84 | T. Robinson Stadium, Nassau (BAH) | 02.05.2015 | | 4x800m ind. | 7:13.11 | Reggie Lewis Center, Boston, MA (USA) | 08.02.2014 | | Distance Medley | 9:18.09 | Philadelphia, PA (USA) | 30.04.2011 |
| Season's BestsNo season's bests available. |
World RankingsNot ranked currently. | | Year | Result | Venue | Date |
|---|
| 2002 | 1:51.76 | Cerritos, CA (USA) | 31.05.2002 | | 2003 | 1:49.79 | Norwalk, CA (USA) | 07.06.2003 | | 2005 | 1:47.84 | Palo Alto, CA (USA) | 26.03.2005 | | 2006 | 1:47.45 | Sacramento, CA (USA) | 10.06.2006 | | 2007 | 1:45.69 | Indianapolis, IN (USA) | 24.06.2007 | | 2008 | 1:45.71 | Des Moines, IA (USA) | 14.06.2008 | | 2009 | 1:46.82 | Santa Monica, CA (USA) | 25.07.2009 | | 2010 | 1:45.23 | Drake Stadium, Des Moines, IA (USA) | 25.06.2010 | | 2011 | 1:45.86 | Los Angeles, CA (USA) | 21.05.2011 | | 2012 | 1:42.82 | Olympic Stadium, London (GBR) | 09.08.2012 | | 2013 | 1:43.27 | Drake Stadium, Des Moines, IA (USA) | 23.06.2013 | | 2014 | 1:43.88 | Walnut, CA (USA) | 19.04.2014 | | 2015 | 1:45.56 | Hayward Field, Eugene, OR (USA) | 26.06.2015 | | 2016 | 1:45.47 | Walnut, CA (USA) | 16.04.2016 | | 2019 | 1:55.04 | Nashville, TN (USA) | 31.05.2019 |
| Year | Result | Venue | Date |
|---|
| 2007 | 3:52.18 | Los Angeles, CA (USA) | 28.04.2007 | | 2008 | 3:48.29 | Los Angeles, CA (USA) | 03.05.2008 | | 2015 | 3:49.32 | Orlando, FL (USA) | 28.03.2015 |
| Year | Result | Venue | Date |
|---|
| 2010 | 4:03.26 | Los Angeles, CA (USA) | 10.04.2010 | | 2011 | 4:05.64 | Los Angeles, CA (USA) | 09.04.2011 | | 2012 | 4:13.20 | Des Moines, IA (USA) | 28.04.2012 |
|
