28 July 2012 Last updated at 19:14

London 2012: Andy Murray ready for Olympic challenge

Andy Murray discusses why London 2012 means so much to him, and why an Olympic gold medal would be the "pinnacle" for any sportsman.

The British number one admits his shock first-round exit at the Beijing Games in 2008 forced him to reassess how important the Olympics are, and as a result he has trained harder for this tournament.