Bryce Mefford
United States women's 4x200-meter freestyle relay team Paige Madden, left, Arabella Sims and Kathy McLaughlin, right, react during their heat at the 2020 Summer Olympics, Wednesday, July 28, 2021, in Tokyo, Japan. (AP Photo/Matthias Schrader)
South African swimmer flirts with world mark in Tokyo heats

By Beth Harris Jul. 28, 2021 09:05 AM EDT