Helen Skelton introduces coverage from the World Aquatics Championships in Budapest, Hungary.

Today's action includes the men's 4x200m freestyle relay. Great Britain are the reigning world champions in the event, and also claimed silver behind the United States at the Rio Olympic in 2016. Medals are also up for grabs in the eagerly anticipated women's 100m freestyle. Australia's Bronte Campbell is the defending champion, having beaten her sister Cate and Swedish star Sarah Sjostrom to gold at the last World Championships in 2015.

Expert analysis is provided by double Olympic champion Rebecca Adlington and six-time world champion Mark Foster. Show less