Athletics at the 1995 Pan American Games – Men's 20 kilometres walk Athletics at the 1995 Pan American Games – Men's 20 kilometres walk The men's 20 kilometres walk event at the 1995 Pan American Games was held in Mar del Plata on 18 March. Held on the track (50 laps), the two Mexicans and Pérez dominated the race as the others fell of the back of the lead pack. With two laps to go, the Mexicans used a team effort to box Pérez in behind a lapped walker, losing a couple of strides. A disgusted, future Olympic gold medalist, Pérez threw down his hat and took off in chase. Pérez caught
Athletics at the 2004 Summer Olympics – Women's 20 kilometres walk records were set during the competition. The qualification period for athletics was 1 January 2003 to 9 August 2004. For the women's 20 kilometres race walk, each National Olympic Committee was permitted to enter up to three athletes that had run the race in 1:33:30 or faster during the qualification period. If an NOC had no athletes that qualified under that standard, one athlete that had run the race in 1:38:00 or faster could be entered. Athletics at the 2004 Summer Olympics – Women's 20 kilometres walk The women's 20 kilometres race walk at the 2004 Summer Olympics as part