| Final 17:30 | time | L | | 1. Djabir Said-Guerni |  ALG | 1:44.81 | 8 | | 2. Yuriy Borzakovskiy |  RUS | 1:44.84 | 6 | | 3. Mbulaeni Mulaudzi |  RSA | 1:44.90 | 3 | | 4. Wilson Kipketer |  DEN | 1:45.23 | 5 | | 5. Andrea Longo |  ITA | 1:45.43 | 4 | | 6. Justus Koech |  KEN | 1:45.63 | 1 | | 7. Hezekiel Sepeng | RSA | 1:45.74 | 7 | | 8. Osmar Barbosa dos Santos |  BRA | 1:46.28 | 2 |
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| Semi 1 20:40 | time | L | | 1. Yuriy Borzakovskiy | RUS | 1:45.31 | 3 | | 2. Wilson Kipketer | DEN | 1:45.50 | 6 | | 3. Justus Koech | KEN | 1:46.04 | 5 | | 4. Osmar Barbosa dos Santos | BRA | 1:46.07 | 2 | | 5. Khalid Tighazouine |  MAR | 1:46.83 | 4 | | 6. Mohammed Al Salhi |  KSA | 1:47.25 | 1 | | 7. Joao Pires |  POR | 1:49.19 | 7 | | 8. Khadevis Robinson |  USA | 1:50.60 | - | | -. Nicholas Wachira | KEN | DNF | 8 |
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| Semi 2 20:46 | time | L | | 1. Mbulaeni Mulaudzi | RSA | 1:46.31 | 5 | | 2. Djabir Said-Guerni | ALG | 1:46.36 | 6 | | 3. Berhanu Alemu |  ETH | 1:46.40 | 4 | | 4. Bram Som |  NED | 1:46.63 | 7 | | 5. Andre Bucher |  SUI | 1:46.67 | 2 | | 6. Florent Lacasse |  FRA | 1:46.89 | 3 | | 7. Kris McCarthy |  AUS | 1:47.64 | 8 | | 8. Ehsan Mohajershojaei |  IRI | 1:47.71 | 1 |
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| Semi 3 20.52h | time | L | | 1. Andrea Longo | ITA | 1:46.26 | 5 | | 2. Hezekiel Sepeng | RSA | 1:46.43 | 6 | | 3. AntonioManuel Reina |  ESP | 1:46.72 | 2 | | 4. Joeri Jansen |  BEL | 1:46.78 | 1 | | 5. Rene Herms |  GER | 1:46.88 | 4 | | 6. David Krummenacker | USA | 1:47.25 | 8 | | 7. Japheth Kimutai | KEN | 1:47.53 | 3 | | 8. Glody Dube |  BOT | 1:48.69 | 7 |
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| Heat 1 20.35h | time | L | | 1. Florent Lacasse | FRA | 1:47.21 | 8 | | 2. Justus Koech | KEN | 1:47.39 | 4 | | 3. Ricky Soos |  GBR | 1:47.80 | 6 | | 4. Dmitriy Bogdanov | RUS | 1:48.36 | 2 | | 5. Jean-Patrick Nduwimana |  BDI | 1:48.40 | 7 | | 6. Mindaugas Norbutas |  LTU | 1:48.44 | 3 | | 7. Badwan Jaddoueh |  SYR | 1:48.89 | 5 |
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| Heat 2 20:41 | time | L | | 1. Berhanu Alemu | ETH | 1:45.63 | 3 | | 2. Rene Herms | GER | 1:45.71 | 6 | | 3. Osmar Barbosa dos Santos | BRA | 1:45.72 | 4 | | 4. David Krummenacker | USA | 1:45.84 | 5 | | 5. Nicholas Wachira | KEN | 1:45.86 | 1 | | 6. Joao Pires | POR | 1:46.66 | 8 | | 7. Jimmy Ahar Anak |  BRU | 1:..... | 7 | | 8. Dominic Carroll |  GIB | 2:00.53 | 2 |
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| Heat 3 20:47 | time | L | | 1. Mbulaeni Mulaudzi | RSA | 1:47.62 | 7 | | 2. Ehsan Mohajershojaei | IRI | 1:47.80 | 2 | | 3. Khadevis Robinson | USA | 1:47.85 | 6 | | 4. Achraf Tadili |  CAN | 1:47.88 | 3 | | 5. Arnoud Okken | NED | 1:48.15 | 4 | | 6. Tom Omey | BEL | 1:48.93 | 8 | | -. Mouhssin Chehibi | MAR | DQ | 5 |
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| Heat 4 20:53 | time | L | | 1. Japheth Kimutai | KEN | 1:47.54 | 5 | | 2. Kris McCarthy | AUS | 1:47.61 | 2 | | 3. Abdoulaye Wagne |  SEN | 1:47.64 | 8 | | 4. Manuel Olmedo | ESP | 1:47.98 | 7 | | 5. Jasmin Salihovic |  BIH | 1:48.10 | 6 | | 6. Graham Davidson | RSA | 1:48.16 | 3 | | 7. Otukile Lekote | BOT | 1:48.33 | 4 |
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| Heat 5 20.59h | time | L | | 1. Khalid Tighazouine | MAR | 1:46.01 | 5 | | 2. Bram Som | NED | 1:46.11 | 4 | | 3. Antonio Manuel Reina | ESP | 1:46.45 | 2 | | 4. Glody Dube | BOT | 1:46.68 | 8 | | 5. Arthemon Hatungimana | BDI | 1:47.74 | 3 | | -. Samuel Burley | USA | DQ | 7 | | -. Fred Thegu |  SOL | DQ | 6 |
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| Heat 6 21:05 | time | L | | 1. Andre Bucher | SUI | 1:48.61 | 5 | | 2. Wilson Kipketer | DEN | 1:48.68 | 7 | | 3. Gary Reed | CAN | 1:48.69 | 8 | | 4. Adam Abdu Adam Ali |  QAT | 1:48.87 | 6 | | 5. Wilson Kirwa |  FIN | 1:49.74 | 1 | | 6. AbdalSalam Aldabaji |  PLE | 1:51.68 | 3 | | 7. Mohamed Amir |  MDV | 2:06.25 | 2 |
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| Heat 7 21:11 | time | L | | 1. Andrea Longo | ITA | 1:46.26 | 3 | | 2. Yuriy Borzakovskiy | RUS | 1:46.44 | 5 | | 3. Joeri Jansen | BEL | 1:46.68 | 2 | | 4. Amine Laalou | MAR | 1:46.75 | 4 | | 5. Rashid Mohamed |  BRN | 1:47.43 | 8 | | 6. Jimmy Lomba | FRA | 1:48.15 | 6 | | 7. David Fiegen |  LUX | 1:48.80 | 7 |
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| Heat 8 21:17 | time | L | | 1. Djabir Said-Guerni | ALG | 1:46.06 | 7 | | 2. Hezekiel Sepeng | RSA | 1:46.09 | 2 | | 3. Mohammed Al Salhi | KSA | 1:46.48 | 5 | | 4. Ismail Ahmed Ismail |  SUD | 1:47.21 | 8 | | 5. Rizak Dirshe |  SWE | 1:49.23 | 6 | | 6. Mahamadou Ibrahim |  NIG | 1:55.21 | 3 | | -. Nicolas Aissat | FRA | DNF | 4 |
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