Four golds to be won in the pool featuring GB's quartet Kathleen Dawson, Adam Peaty, James Guy and Freya Anderson in the mixed 4x100m medley relay final.
US swimming star Caeleb Dressel aims for his third gold of the Tokyo Games in the men's 100m butterfly final but he faces competition from Hungary's Kristof Milak who has already won the 200m fly title. Australia's Kaylee McKeown is aiming to do the 100m-200m double in the backstroke but has fellow Australian Emily Seebohm to contend with in the women's 200m backstroke final. Katie Ledecky鈥檚 current haul of a gold and two silvers falls short of her standards but she has a chance to add to that in the women's 800m freestyle final. The action in the pool ends with the mixed 4x100m medley relay final with Team GB aiming to clinch a fourth swimming gold at an Olympics for the first time since 1908.