2011 World Championships in Athletics – Men's 400 metres
Semifinals
Qualification: First 2 in each heat (Q) and the next 2 fastest (q) advance to the final.

2011 World Championships in Athletics – Men's 400 metres

Section Title: Semifinals
Table Section Text: Qualification: First 2 in each heat (Q) and the next 2 fastest (q) advance to the final.

Rank	Heat	Name	Nationality	Time	Notes

1	1	LaShawn Merritt	United States (USA)	44.76	Q

2	3	Jermaine Gonzales	Jamaica (JAM)	44.99	Q

3	1	Kévin Borlée	Belgium (BEL)	45.02	Q

4	3	Jonathan Borlée	Belgium (BEL)	45.14	Q

5	3	Rondell Bartholomew	Grenada (GRN)	45.17	q

6	2	Kirani James	Grenada (GRN)	45.20	Q

7	3	Femi Seun Ogunode	Qatar (QAT)	45.41	q, SB

8	1	Rabah Yousif	Sudan (SUD)	45.43

9	3	Greg Nixon	United States (USA)	45.51

10	2	Tabarie Henry	U.S. Virgin Islands (ISV)	45.53	Q

11	2	Chris Brown	Bahamas (BAH)	45.54

12	3	Pavel Trenikhin	Russia (RUS)	45.68

13	1	Renny Quow	Trinidad and Tobago (TRI)	45.72

14	2	Jamaal Torrance	United States (USA)	45.73

15	3	Demetrius Pinder	Bahamas (BAH)	45.87

16	1	Ramon Miller	Bahamas (BAH)	45.88

17	2	Nery Brenes	Costa Rica (CRC)	45.93

18	2	Marcin Marciniszyn	Poland (POL)	45.94

19	2	Martyn Rooney	Great Britain & N.I. (GBR)	46.09

20	1	Yuzo Kanemaru	Japan (JPN)	46.11

21	1	William Collazo	Cuba (CUB)	46.13

22	3	Oscar Pistorius	South Africa (RSA)	46.19

23	1	Erison Hurtault	Dominica (DMA)	46.41

24	2	Riker Hylton	Jamaica (JAM)	46.99

Sentence(s)

Pistorius ran 46.19 in his semi and did not advance.

final_sentence: Pistorius ran 46.19 in his semi and did not advance.