EXPLAINER: Surfing, where the playing field is never level
A wave breaks at Tsurigasaki beach as the venue for the surfing competition at the Tokyo 2020 Olympics stands in the background in Ichinomiya, Japan, Wednesday, July 21, 2021. (AP Photo/David Goldman)

A wave breaks at Tsurigasaki beach as the venue for the surfing competition at the Tokyo 2020 Olympics stands in the background in Ichinomiya, Japan, Wednesday, July 21, 2021. (AP Photo/David Goldman)

Jul. 21, 2021 10:53 AM EDT
Surfer Anat Lelior, of Israel, rides a wave during a practice session at Tsurigasaki beach at the Tokyo 2020 Olympics in Ichinomiya, Japan, Wednesday, July 21, 2021. (AP Photo/David Goldman)

Surfer Anat Lelior, of Israel, rides a wave during a practice session at Tsurigasaki beach at the Tokyo 2020 Olympics in Ichinomiya, Japan, Wednesday, July 21, 2021. (AP Photo/David Goldman)

Jul. 21, 2021 10:48 AM EDT