To mark one year to the London 2012 Olympics, Sophie Raworth and Jake Humphrey are live in Trafalgar Square as the world's athletes are invited to the games.

With live music and entertainment, they are joined by some of Britain's top athletes as the 2012 gold medal design is revealed for the first time.

And Mishal Husain is at the Aquatics Centre as gold medal hope Tom Daley makes the first official dive, and for the first competitive swim. Show less