SportSwimmingSwimmingO'Callaghan lifts lid on coach BoxallFresh from winning gold, Mollie O'Callaghan has given some insight into her wonder coach Dean Boxall.July 28, 2023 — 11.10pmSaveLog in, register or subscribe to save articles for later.Save videos for laterAdd videos to your saved list and come back to them any time.Got itLoadingReplayReplay videoPlay videoPlay video