Usain Bolt and Michael Phelps primed for 2012 Olympics

Jamaican sprinter Usain Bolt says he hopes to become a "living legend" at the 2012 Olympics, while United States swimming star Michael Phelps is looking forward to ending his career in style in London. The pair spoke to BBC Sport for the documentary: 2012 Olympic Games - 100 Days To Go.

Also in the documentary four-time Olympic champion Michael Johnson previews the Games, former east end resident David Beckham looks forward to seeing the Olympics in his home town, while there is an interview with one of the potential stars of this year's Games, Great Britain's teenage diving world champion Tom Daley.

Meanwhile, British filmmaker Danny Boyle, the artistic director of the opening ceremony, explains his plans to give the 2012 Olympics a memorable lift-off on 27 July.