A Team GB quartet of Kathleen Dawson, Adam Peaty, James Guy, and Anna Hopkin ensured their place in the history books as they won the inaugural mixed 4x100m medley relay at an Olympic Games with a mesmerizing world record swim at the Tokyo Aquatics Centre.
The swimmers delivered a dominant display to smash the world record by 0.83s in a time of 3:37.58, ahead of China and Australia.
Watch the world record-breaking gold medal moment now.
