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The World Rowing Championships at Lake Karapiro in New Zealand reach their climax, with John Inverdale presenting the best of the coverage. Sir Steve Redgrave is on site as Great Britain look to end the competition on a high.

Having enjoyed a faultless World Cup campaign, Katherine Grainger joins Anna Watkins in the women's double scull as she continues her quest to win an elusive Olympic gold medal at London 2012.

Fellow Olympian Greg Searle is also in action in the men's eight, looking to claim his first World Championship medal since making a surprise return from retirement.