Personal bests
Best marks from the meets included here. Cross Country bests are grouped by course and distance.
2016 Outdoor Track
1 results| Date | Meet | Event | Pl | Mark | Gr |
| May 27 | Eugene Diamond LeagueMay 27 · 400m Hurdles · Place 1 · United States | 400m Hurdles36" / 0.914m | 1. | 48.74a | - |
2015 Outdoor Track
1 results| Date | Meet | Event | Pl | Mark | Gr |
| May 29 | Eugene Diamond LeagueMay 29 · 400m Hurdles · Place 3 · United States | 400m Hurdles36" / 0.914m | 3. | 48.79a | - |
2014 Outdoor Track
2 results| Date | Meet | Event | Pl | Mark | Gr |
| Jul 11 | London Diamond LeagueJul 11 · 400m Hurdles · Place 3 · United States | 400m Hurdles36" / 0.914m | 3. | 48.91a | - |
| Jun 14 | New York Diamond LeagueJun 14 · 400m Hurdles · Place 2 · United States | 400m Hurdles36" / 0.914m | 2. | 48.56a | - |
2013 Outdoor Track
1 results| Date | Meet | Event | Pl | Mark | Gr |
| May 25 | New York Diamond LeagueMay 25 · 400m Hurdles · Place 1 · United States | 400m Hurdles36" / 0.914m | 1. | 48.43a PB | - |
2011 Outdoor Track
1 results| Date | Meet | Event | Pl | Mark | Gr |
| Jun 11 | New York Diamond LeagueJun 11 · 400m Hurdles · Place 6 · United States | 400m Hurdles36" / 0.914m | 6. | 49.46a | - |
2010 Outdoor Track
1 results| Date | Meet | Event | Pl | Mark | Gr |
| Jun 12 | New York Diamond LeagueJun 12 · 400m Hurdles · Place 6 · United States | 400m Hurdles36" / 0.914m | 6. | 49.52a | - |
2007 Indoor Track
1 results