5 March 2012 Last updated at 13:37

London 2012: Hunter and Purchase going for second Olympic gold

Reigning Olympic lightweight men's double scull champions Mark Hunter and Zac Purchase discuss their partnership, revealing they are determined to grab a second gold medal on the waters of Eton Dorney Lake this summer.

The double world champions, who became the first British lightweight rowers to win an Olympic gold medal at Beijing in 2008, say they are confident "no-one can beat" them and state their only motivation is the prospect of winning a second Olympic gold.