SAN DIEGO -- Yamaha's Chad Reed ended Honda star Ricky Carmichael's winning streak at three Saturday night, winning the his second THQ World Supercross GP event.

Yamaha's David Vuillemin was second, and Carmichael finished third in front of 67,102 fans at Qualcomm Stadium.

Kawasaki's James Stewart won his fifth consecutive 125cc Western Regional AMA Supercross Series race.

Results
250cc
1. Chad Reed, Yamaha.
2. David Vuillemin, Yamaha.
3. Ricky Carmichael, Honda.
4. Michael Byrne, Honda.
5. Nick Wey, Yamaha.
6. Tim Ferry, Yamaha.
7. Heath Voss, Yamaha.
8. Stephane Roncada, Suzuki.
9. Paul Carpenter, Honda.
10. Ezra Lusk, Kawasaki.

125cc
1. James Stewart, Kawasaki.
2. Travis Preston, Honda.
3. Danny Smith, Suzuki.
4. Andrew Short, Suzuki.
5. Matt Walker, Kawasaki.
6. Sean Hamblin, Suzuki.
7. Billy Laninovich, KTM.
8. Erick Sorby, Kawasaki.
9. Josh Hanson, Yamaha.
10. Tyler Evans, Suzuki.

Season Standings
250cc
1. Ricky Carmichael, Honda, 135.
2. Chad Reed, Yamaha, 131.
3. David Vuillemin, Yamaha, 109.
4. Ezra Lusk, Kawasaki, 98.
5. Tim Ferry, Yamaha, 94.
6. Michael Byrne, Honda, 75.
7. Stephane Roncada, Suzuki, 70.
8. Sebastien Tortelli, Suzuki, 63.
9. Mike LaRocco, Honda 60.
10. Heath Voss, Yamaha, 57.

250cc World Supercross GP
1. Chad Reed, Yamaha, 184.
2. David Vuillemin, Yamaha, 169.
3. Tim Ferry, Yamaha, 155.
4. Sebastien Tortelli, Suzuki, 121.
5. Mike LaRocco, Honda, 118.
6. Heath Voss, Yamaha, 96.
7. Keith Johnson, Yamaha, 90.
8. Ryan Clark, Yamaha, 84.
9. Damon Huffman, Honda, 80.
10. Grant Langston, KTM, 76.

125cc
1. James Stewart, Kawasaki, 147.
2. Travis Preston, Honda, 116.
3. Andrew Short, Suzuki, 92.
4. Billy Laninovich, KTM, 91.
5. Matt Walker, Kawasaki, 90.
6. Danny Smith, Suzuki, 81.
7. Eric Sorby, Kawasaki, 72.
8. Christopher Gosselaar, Honda, 65.
9. Sean Hamblin, Suzuki, 65.
10. Josh Hansen, Yamaha, 61.