7 August 2012 Last updated at 17:59

Olympics cycling: Laura Trott delighted with second gold

Laura Trott is delighted after winning her second gold medal of London 2012 Olympics.

Trott won the omnium event ahead of Sarah Hammer of the United States after winning the women's team pursuit event.

Watch a full replay of the track cycling via the BBC Interactive Video Player.

Available to UK users only.