Via eracewalk.com
Via buzzfeed.com
Via racewalking.org
1. One of the main rules of race walking is that competitors must keep at least one foot on the ground at all time.
2. And the front leg must always be straight.
3. The sport’s characteristic hip movement is necessary so that the athlete avoids bending the knee.
4. Violations of the above rules are punished by the judges with a red card. If the athlete receives three of them, they are eliminated from the race.