Athletics Pan American Games 2007 at Rio de Janeiro (bra) Men: 20 km Walk July 22: 1. Jefferson Pérez (ecu) 1h22:08 2. Jaime Saquipay (ecu) 1h23:28 3. Gustavo Restrepo (col) 1h24:51 4. Mario Santos (bra) 1h29:53 5. Matthew Boyles (usa) 1h30:03 6. Allan Segura (crc) 1h32:27 7. John Nunn (usa) 1h32:37 8. José Bagio (bra) 1h34:15