Video by Lightning Bolt

1 Wayde van Niekerk RSA 45.07
2 Luguelín Santos DOM 45.19
3 David Verburg USA 45.36
4 Martyn Rooney GBR 45.68
5 Joshua Mance USA 46.10
6 Terrence Agard NED 46.18
7 Nick Ekelund-Arenander DEN 46.57
8 Bram Peters NED 46.71