USGP: Stoner leads opening practice

Pos Rider Bike Time Behind
1. Casey Stoner Ducati 1:23.410
2. Marco Melandri Honda 1:23.597 + 0.187
3. Colin Edwards Yamaha 1:23.692 + 0.282
4. John Hopkins Suzuki 1:23.753 + 0.343
5. Valentino Rossi Yamaha 1:23.754 + 0.344
6. Chris Vermeulen Suzuki 1:23.962 + 0.552
7. Randy de Puniet Kawasaki 1:24.311 + 0.901
8. Nicky Hayden Honda 1:24.516 + 1.106
9. Alex Barros Ducati 1:24.552 + 1.142
10. Roger Lee Hayden Kawasaki 1:24.584 + 1.174
11. Daniel Pedrosa Honda 1:24.680 + 1.270
12. Loris Capirossi Ducati 1:24.786 + 1.376
13. Makoto Tamada Yamaha 1:25.032 + 1.622
14. Carlos Checa Honda 1:25.097 + 1.687
15. Shinya Nakano Honda 1:25.370 + 1.960
16. Miguel Duhamel Honda 1:25.550 + 2.140
17. Anthony West Kawasaki 1:25.570 + 2.160
18. Sylvain Guintoli Yamaha 1:25.745 + 2.335
19. Kurtis Roberts KR 1:26.058 + 2.648
20. Alex Hofmann Ducati 1:27.751 + 4.341