World Championships 4-13 August 2017 RESULTS Men - Round 1 First 3 in each heat (Q) and the next 6 fastest (q) advance to the Semi-Finals

RECORDS RESULT NAME COUNTRY AGE VENUE DATE World Record WR 43.03 Wayde VAN NIEKERK RSA 24 (Estádio Olímpico) 14 Aug 2016 Championships Record CR 43.18 Michael JOHNSON USA 32 Sevilla (La Cartuja) 26 Aug 1999 World Leading WL 43.62 Wayde VAN NIEKERK RSA 25 Lausanne (Pontaise) 6 Jul 2017 Area Record AR National Record NR Personal Best PB Season Best SB 5 August 2017 10:45 START TIME 17° C 68 % Heat 1 6 TEMPERATURE HUMIDITY

PLACE NAME COUNTRY DATE of BIRTH LANE RESULT REACTION Fn 1 USA 7 May 95 7 44.92 (.912) Q 0.151 2 TTO 25 Nov 88 8 45.02 Q SB 0.187 3 Kévin BORLÉE BEL 22 Feb 88 6 45.09 Q 0.147 4 Pavel MASLÁK CZE 21 Feb 91 9 45.10 (.091) q SB 0.198 5 Matthew HUDSON-SMITH GBR 26 Oct 94 5 45.31 q 0.152 6 Lucas CARVALHO BRA 16 Jul 93 4 45.86 0.169 7 Lucas BÚA ESP 12 Jan 94 3 46.00 0.153 8 Collins Omae GICHANA KEN 9 Apr 89 2 46.10 0.192 9 Bachir MAHAMAT CHA 1 Dec 96 1 47.50 0.224

5 August 2017 10:53 START TIME 18° C 60 % Heat 2 6 TEMPERATURE HUMIDITY

PLACE NAME COUNTRY DATE of BIRTH LANE RESULT REACTION Fn 1 Wayde VAN NIEKERK RSA 15 Jul 92 5 45.27 (.265) Q 0.185 2 Davide RE ITA 16 Mar 93 2 45.71 Q 0.163 3 TTO 6 Sep 95 3 45.77 Q 0.216 4 Teddy ATINE - VENEL FRA 16 Mar 85 4 45.90 0.153 5 Yoandys LESCAY CUB 5 Jan 94 6 45.93 0.228 6 Luka JANEŽIC SLO 14 Nov 95 1 46.06 0.244 7 Steven SOLOMON AUS 16 May 93 9 46.27 0.220 8 Kimorie SHEARMAN VIN 3 Aug 92 7 47.05 0.172 Nery BRENES CRC 25 Sep 85 8 DQ 163.3(a) 0.194 NOTE IAAF Rule 163.3(a) - Lane infringement

5 August 2017 11:02 START TIME 19° C 56 % Heat 3 6 TEMPERATURE HUMIDITY

PLACE NAME COUNTRY DATE of BIRTH LANE RESULT REACTION Fn 1 Baboloki THEBE BOT 18 Mar 97 6 44.82 Q 0.184 2 Demish GAYE JAM 20 Jan 93 8 44.98 Q 0.206 3 Dwayne COWAN GBR 1 Jan 85 3 45.39 Q 0.162 4 Boniface Ontuga MWERESA KEN 13 Nov 93 7 45.58 q 0.219 5 Rafal OMELKO POL 16 Jan 89 9 45.69 q 0.271 6 Samuel GARCÍA ESP 4 Dec 91 4 46.37 0.176 7 Pieter CONRADIE RSA 20 Oct 94 2 46.62 0.141 8 Warren HAZEL SKN 11 Feb 96 1 46.96 0.173 9 Narek GHUKASYAN ARM 18 Oct 92 5 49.70 SB 0.198

1 Timing and Measurement by SEIKO AT-400-M-h----.RS6..v1 Issued at 11:34 on Saturday, 05 August 2017 2

Official Partners London World Championships 4-13 August 2017 RESULTS 400 Metres Men - Round 1

5 August 2017 11:11 START TIME 19° C 56 % Heat 4 6 TEMPERATURE HUMIDITY

PLACE NAME COUNTRY DATE of BIRTH LANE RESULT REACTION Fn 1 BAH 12 Sep 95 7 44.75 Q 0.230 2 III USA 17 Aug 97 5 45.10 (.092) Q 0.221 3 Brian GREGAN IRL 31 Dec 89 4 45.37 Q 0.186 4 Jonathan BORLÉE BEL 22 Feb 88 9 45.70 q 0.174 5 Luguelín SANTOS DOM 12 Nov 93 8 45.73 0.182 6 Mamoudou Eliman HANNE FRA 6 Mar 88 3 45.89 0.137 7 Yilmar HERRERA COL 29 Apr 96 2 47.18 0.204 Steven GAYLE JAM 19 Mar 94 6 DQ 163.3(a) 0.198 NOTE IAAF Rule 163.3(a) - Lane infringement

5 August 2017 11:21 START TIME 19° C 56 % Heat 5 6 TEMPERATURE HUMIDITY

PLACE NAME COUNTRY DATE of BIRTH LANE RESULT REACTION Fn 1 BOT 29 Sep 86 6 44.55 Q 0.232 2 LaShawn MERRITT USA 27 Jun 86 9 45.00 Q 0.219 3 Jamal WALTON CAY 25 Nov 98 2 45.05 Q 0.153 4 Óscar HUSILLOS ESP 18 Jul 93 5 45.22 q PB 0.167 5 Raymond KIBET KEN 4 Feb 96 3 45.75 (.748) 0.252 6 Martyn ROONEY GBR 3 Apr 87 8 45.75 (.750) 0.145 7 TTO 25 Aug 87 7 45.95 0.149 8 Winston GEORGE GUY 19 May 87 1 46.02 0.239 9 Sailosi TUBUILAGI FIJ 2 Feb 97 4 48.98 0.173

5 August 2017 11:29 START TIME 19° C 56 % Heat 6 6 TEMPERATURE HUMIDITY

PLACE NAME COUNTRY DATE of BIRTH LANE RESULT REACTION Fn 1 Nathon ALLEN JAM 28 Oct 95 6 44.91 Q 0.144 2 USA 15 Mar 89 3 44.92 (.917) Q 0.226 3 Abdalelah HAROUN QAT 1 Jan 97 9 45.27 (.264) Q 0.204 4 Muhammed Anas YAHIYA IND 17 Sep 94 4 45.98 0.155 5 Samson Oghenewegba NATHANIEL NGR 29 Aug 97 5 46.63 0.200 6 Takamasa KITAGAWA JPN 5 Sep 96 8 47.35 0.158 7 Karabo SIBANDA BOT 2 Jul 98 7 47.44 0.153 Emmanuel DASOR GHA 14 Sep 95 2 DNS

ALL-TIME OUTDOOR TOP LIST SEASON OUTDOOR TOP LIST RESULT NAME VENUE DATE RESULT NAME VENUE 2017 43.03 Wayde VAN NIEKERK (RSA)Rio de Janeiro (Estádio Olímpico) 14 Aug 16 43.62 Wayde VAN NIEKERK (RSA) Lausanne (Pontaise) 6 Jul 43.18 Michael JOHNSON (USA) Sevilla (La Cartuja) 26 Aug 99 43.70 Fred KERLEY (USA) Austin (Myers Stadium), TX 26 May 43.29 Harry REYNOLDS (USA) Zürich (Letzigrund) 17 Aug 88 43.84 Isaac MAKWALA (BOT) Monaco (Stade Louis II) 21 Jul 43.45 (USA) Osaka (Nagai Stadium) 31 Aug 07 44.02 Baboloki THEBE (BOT) Lausanne (Pontaise) 6 Jul 43.50 (USA) Barcelona (Estadio Olímpico) 5 Aug 92 44.22 Gil ROBERTS (USA) Sacramento (Hornet Stadium), CA 24 Jun 43.65 LaShawn MERRITT (USA) (National Stadium) 26 Aug 15 44.26 Steven GARDINER (BAH) St. George's (National Stadium) 8 Apr 43.70 Fred KERLEY (USA) Austin (Myers Stadium), TX 26 May 17 44.47 Wilbert LONDON III (USA) Sacramento (Hornet Stadium), CA 24 Jun 43.72 Isaac MAKWALA (BOT) La Chaux-de-Fonds (La Charrière) 5 Jul 15 44.47 (USA) Lausanne (Pontaise) 6 Jul 43.74 (GRN) Lausanne (Pontaise) 3 Jul 14 44.50 (USA) Sacramento (Hornet Stadium), CA 24 Jun 43.81 (USA) New Orleans, LA 26 Jun 92 44.51 Tony MCQUAY (USA) Sacramento (Hornet Stadium), CA 24 Jun

2 Timing and Measurement by SEIKO AT-400-M-h----.RS6..v1 Issued at 11:34 on Saturday, 05 August 2017 2

Official Partners