Athletics World Championships 2005 at Helsinki (fin) Men: 400 m August 12: Final: 1. Jeremy Wariner (usa) 43.93 2. Andrew Rock (usa) 44.35 3. Tyler Christopher (can) 44.44 4. Christopher Brown (bah) 44.48 5. Timothy Benjamin (gbr) 44.93 6. Brandon Simpson (jam) 45.01 7. Darold Williamson (usa) 45.12 8. John Steffensen (aus) 45.46