Rio Olympics 2016: Murray v Troicki, swimming, gymnastics and more – live! – The Guardian

The absurd Katie Ledecky has just delivered an absurd performance in the 400m freestyle heats. The 19-year-old American, who’s going to win absolutely everything this year, just set a new Olympic record, shooting home in 3m 58s. She could be setting a new world record in the final later tonight.