World records from Mollie O'Callaghan and Regan Smith highlighted the second night of the World Cup stop in Westmont.
Mollie O'Callaghan destroyed the world record in the 200-meter freestyle on Saturday night, swimming 1:49.77 at the World Cup ...
Australian Mollie O’Callaghan broke the short-course world record in the 200m freestyle at a World Cup in Westmont, Illinois, ...