Personal Bests| Event | Result | Venue | Date |
|---|
| 200m ind. | 25.12 | Baton Rouge, LA (USA) | 22.02.2008 | | 400m | 53.72 | El Paso, TX (USA) | 14.04.2007 | | 400m ind. | 55.24 | Baton Rouge, LA (USA) | 16.02.2007 | | 800m | 1:59.60 | Kingston (JAM) | 01.05.2010 | | 800m ind. | 2:03.93 | Fayetteville, AR (USA) | 12.03.2005 | | 1000m | 2:42.71 | Amsterdam (NED) | 07.08.2010 | | 1500m | 4:23.00 | Waltham, MA (USA) | 13.06.2009 | | Mile | 4:39.36 | Nashville, TN (USA) | 05.06.2010 | | Mile ind. | 4:47.62 | Baton Rouge, LA (USA) | 05.03.2010 | | 4x400m | 3:25.26 | Austin, TX (USA) | 12.06.2004 | | 4x400m ind. | 3:29.06 | Fayetteville, AR (USA) | 27.02.2005 |
| Season's BestsNo season's bests available. |
World RankingsNot ranked currently. | | Year | Result | Venue | Date |
|---|
| 2002 | 54.00 | Odessa, TX (USA) | 18.05.2002 | | 2003 | 54.02 | Baton Rouge, LA (USA) | 12.04.2003 | | 2004 | 53.76 | Baton Rouge, LA (USA) | 27.03.2004 | | 2005 | 54.36 | Baton Rouge, LA (USA) | 23.04.2005 | | 2007 | 53.72 | El Paso, TX (USA) | 14.04.2007 | | 2008 | 53.78 | Baton Rouge, LA (USA) | 12.04.2008 | | 2011 | 53.73 | Lafayette, LA (USA) | 19.03.2011 | | 2012 | 56.52 | Lafayette, LA (USA) | 17.03.2012 |
| Year | Result | Venue | Date |
|---|
| 2000 | 2:06.55 | Raleigh, NC (USA) | 17.06.2000 | | 2001 | 2:09.99 | Tempe, AZ (USA) | 14.04.2001 | | 2002 | 2:09.69 | Tempe, AZ (USA) | 13.04.2002 | | 2003 | 2:01.75 | Sacramento, CA (USA) | 14.06.2003 | | 2004 | 2:01.32 | Stadio Olimpico, Roma (ITA) | 02.07.2004 | | 2005 | 2:01.07 | Nassau (BAH) | 11.07.2005 | | 2006 | 2:00.13 | Heusden-Zolder (BEL) | 22.07.2006 | | 2007 | 2:00.77 | Icahn Stadium, New York, NY (USA) | 02.06.2007 | | 2008 | 2:00.09 | National Stadium, Beijing (CHN) | 15.08.2008 | | 2009 | 2:02.02 | Kingston (JAM) | 28.06.2009 | | 2010 | 1:59.60 | Kingston (JAM) | 01.05.2010 | | 2011 | 2:01.77 | National Stadium, Kingston (JAM) | 07.05.2011 | | 2012 | 2:00.68 | Olympic Stadium, London (GBR) | 09.08.2012 |
| Year | Result | Venue | Date |
|---|
| 2010 | 2:42.71 | Amsterdam (NED) | 07.08.2010 |
| Year | Result | Venue | Date |
|---|
| 2007 | 4:29.10 | Baton Rouge, LA (USA) | 24.03.2007 | | 2008 | 4:23.24 | Baton Rouge, LA (USA) | 29.03.2008 | | 2009 | 4:23.00 | Waltham, MA (USA) | 13.06.2009 | | 2011 | 4:30.69 | Baton Rouge, LA (USA) | 26.03.2011 | | 2012 | 4:30.08 | Lafayette, LA (USA) | 28.04.2012 |
| Year | Result | Venue | Date |
|---|
| 2010 | 4:39.36 | Nashville, TN (USA) | 05.06.2010 |
| Year | Result | Venue | Date |
|---|
| 2004 | 3:25.26 | Austin, TX (USA) | 12.06.2004 | | 2008 | 3:30.34 | Philadelphia, PA (USA) | 26.04.2008 | | 2010 | 3:32.80 | Baton Rouge, LA (USA) | 17.04.2010 | | 2011 | 3:35.11 | Baton Rouge, LA (USA) | 23.04.2011 |
|
