Team GB's women's 4x200m freestyle relay team have enjoyed a comfortable morning in the pool as they progressed from their qualifying heat in first place.
Great Britain's time of 8:14.76 also set a new Games record as they led home Germany and Italy in heat one.
The team is made up of Hannah Featherstone and Darcy Deakin, both 16, and 15-year-olds Holly Hibbot and Madeleine Crompton.
Russian Federation struggled to fourth place, but still qualified with their time of 8:22.43.
