28 July 2012 Last updated at 21:50

Olympic 2012 swimming: Australia women win freestyle relay gold

Australian women set a new Olympic record and win gold in the 4x100m freestyle relay at the Aquatics Centre on Day One.

The bronze medallists of Beijing swam a time of three minutes 33.15 seconds.

World and Olympic champions the Netherlands won silver, with USA taking bronze, and Great Britain finishing fifth.

Watch the full race on BBC Sport's Interactive Video Player.

Available to UK users only.