27th US Championship; 1980
June 11-29
Pasadena, CA

                  1 2 3 4 5 6 7 8 9 0 1 2 3
 1. Browne        x 0 ½ 1 0 ½ 1 ½ 1 1 ½ 1 ½  7½- 4½
 2. Christiansen  1 x ½ 1 ½ ½ ½ ½ 1 0 ½ 1 ½  7½- 4½
 3. Evans         ½ ½ x 0 0 ½ 1 ½ 1 ½ 1 1 1  7½- 4½
 4. Seirawan      0 0 1 x ½ 1 0 1 ½ 1 ½ 1 ½  7 - 5
 5. Shamkovich    1 ½ 1 ½ x ½ ½ 1 ½ ½ ½ 0 ½  7 - 5
 6. Lein          ½ ½ ½ 0 ½ x ½ ½ ½ ½ ½ 1 ½  6 - 6
 7. Zaltsman      0 ½ 0 1 ½ ½ x ½ ½ 1 ½ 0 1  6 - 6
 8. Benko         ½ ½ ½ 0 0 ½ ½ x 0 1 ½ ½ ½  5 - 7
 9. Biyiasis      0 0 0 ½ ½ ½ ½ 1 x 1 ½ 0 ½  5 - 7
10. Bradford      0 1 ½ 0 ½ ½ 0 0 0 x 1 1 ½  5 - 7
11. Byrne, R.     ½ ½ 0 ½ ½ ½ ½ ½ ½ 0 x ½ ½  5 - 7
12. Peters        0 0 0 0 1 0 1 ½ 1 0 ½ x 1  5 - 7
13. Bisguier      ½ ½ 0 ½ ½ ½ 0 ½ ½ ½ ½ 0 x  4½- 7½
    Diesen            ½   0   ½

  • Mark Diesen was injured in a fall and forced to withdraw from the tournament after three rounds. Since he did not complete half his schedule, his games were anulled.


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