The third and final part of the review of the 2008 Olympics in Beijing deals with the last six days of the Games, with Great Britain continuing their record-breaking exploits. Sue Barker tells the story as the Games build up to their conclusion, with Team GB aiming to land their biggest haul of gold for a century. Cyclists Sir Chris Hoy and Victoria Pendleton, boxer James DeGale and 400m runner Christine Ohuruogu are among the British athletes aiming for Olympic glory.