Day six action introduced by Sue Barker and Jake Humphrey. From the pool, the men's 100m butterfly and women's 200m backstroke heats, with commentary from Andy Jameson, Adrian Moorhouse and Sharron Davies. Plus, second round action with the light-welterweights and the remaining welterweights fighting for quarter final spots in the boxing ring, with commentators Jim Neilly and Richie Woodhall. There is quarter-final action from the badminton mixed doubles with the weight of British expectation falling on Gail Emms and Nathan Robertson, the Athens silver medallists now ranked sixth in the world, and Donna Kellogg and Anthony Clark, current European champions who are world ranked number eight. Commentators are David Mercer and Gill Clark. Quarter-final action too in the men's and women's tennis singles. It is 20 years since tennis returned to the Games after an absence of 64 years. Champions in Seoul were the Czech Miroslav Mecir and the legendary Steffi Graf, who also won all four Grand Slam Championships that year. Commentary comes from John Lloyd, Sam Smith and Chris Bradnum. In the women's hockey Britain's women, ranked ten in the world, will hope to get the better of New Zealand, who have a world ranking of seven. Commentators are Barry Davies and Sean Kerly. There are also highlights of the men's all around gymnastics competition which took place in the early hours of the morning, with commentators Matt Baker, Christine Still and Mitch Fenner.