Intermediate times:
400m 29 Tangui, Sammy (KEN) 48.20
600m 28 RUDISHA, David Lekuta (KEN) 1:14.59
1 RUDISHA, David Lekuta KEN WR 1:41.01
2 LALANG, Boaz Kiplagat KEN 1:42.95
3 SYMMONDS, Nick USA PB 1:43.76
4 RIMMER, Michael GBR PB 1:43.89
5 LEWANDOWSKI, Marcin POL SB 1:44.10
6 CASADO, Arturo ESP 1:44.74
7 KIVUVA, Jackson Mumbwa KEN 2:23.39
TANGUI, Sammy KEN DNF