The women’s field closed out the first day of the 2021 NOBULL CrossFit Games with a total of 55 wall walks and 55 thrusters at 135 lb — the heaviest thrusters prescribed at a Games event.

After winning the first three events, Fittest Woman on Earth Tia-Clair Toomey was shooting for a clean sweep, but 17-year-old Mallory O’Brien had other plans for the five-time champ.

Watch the final women’s heat chase down Emma Cary’s time under the bright lights of the Coliseum in an Event 4 recap with a twist.