Olympics day twelve - in pictures

Ato Boldon of Trinidad and Tobago in action in the mens 200m.

Todd Woodbridge and Mark Woodforde of Australia in action against Sebastien Lareau and Daniel Nestor of Canada.

Gail Devers of the USA trudges away after failing to finish in the women's 100m hurdles semi-final.

Mark Woodforde and Todd Woodbridge of Australia take the silver medal in the men's doubles tennis.

Marion Jones of the USA in action during the women's 200m heats.

The German dressage team gold medal winners.

Polish canoeists Daniel Jedraszko and Pawel Baraszkiewicz power their way down the course during the men's C2, 500m heats.

Australian hockey players Kate Starre, Nikki Hudson and Julie Towers during their medal pool match against China.