| 1 | A | B | C | D | E | F | G | H | I | J |
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| 2 | Trinidad and Tobago at the 2008 Summer Olympics - Summary |  |  |  |  |  |  |  |  |  |
| 3 | Athlete | Event | Heat | Heat | Quarterfinal | Quarterfinal | Semifinal | Semifinal | Final | Final |
| 4 | Athlete | Event | Result | Rank | Result | Rank | Result | Rank | Result | Rank |
| 5 | Darrel Brown | 100 m | 10.22 | 3 Q | 10.93 | 8 | Did not advance | Did not advance | Did not advance | Did not advance |
| 6 | Marc Burns | 100 m | 10.46 | 2 Q | 10.05 | 1 Q | 9.97 | 3 Q | 10.01 | 7 |
| 7 | Richard Thompson | 100 m | 10.24 | 1 Q | 9.99 | 1 Q | 9.93 | 2 Q | 9.89 | - |
| 8 | Aaron Armstrong | 200 m | 20.57 | 1 Q | 20.58 | 5 | Did not advance | Did not advance | Did not advance | Did not advance |
| 9 | Rondel Sorrillo | 200 m | 20.58 | 1 Q | 20.63 | 4 | Did not advance | Did not advance | Did not advance | Did not advance |
| 10 | Ato Modibo | 400 m | 45.63 | 5 | N/A | N/A | Did not advance | Did not advance | Did not advance | Did not advance |
| 11 | Renny Quow | 400 m | 45.13 | 2 Q | N/A | N/A | 44.82 | 4 q | 45.22 | 7 |
| 12 | Mikel Thomas | 110 m hurdles | 13.69 | 6 q | 13.62 | 6 | Did not advance | Did not advance | Did not advance | Did not advance |
| 13 | Aaron Armstrong* Keston Bledman Marc Burns Emmanuel Callender** Richard Thompson | 4 × 100 m relay | 38.26 | 1 Q | N/A | N/A | N/A | N/A | 38.06 | - |
| 14 | Cowin Mills Ato Modibo Renny Quow Jovon Toppin Stann Waithe | 4 × 400 m relay | 3:04.12 | 5 | N/A | N/A | N/A | N/A | Did not advance | Did not advance |

Question: What was Marc Burns' best showing in the 100 m dash?
Answer: Marc Burns ran his fastest time of the 100 m event during the semifinal race, completing the 100 meters in 9.97 seconds.