Sport: the best pictures from the last 24 hours

Sailing across the horizon; competitors vie for the Desafio Espanol Trophy in the America's Cup Class off the coast of Valencia, Spain Photograph: Kai Foersterling/EPA

Porto's Lisandro Lopez celebrates victory over Sporting Lisbon in their Portuguese Cup football match at the Alvalade Stadium, Lisbon Photograph: Jose Manuel Ribeiro/Reuters

Venus Williams and Vera Zvonareva battle under floodlights in the final of the WTA Tour Championships in Doha, Qatar Photograph: Julian Finney/Getty

Zvonareva of Russia falls to the floor after losing a point against Williams. The American won the match 6-7, 6-0, 6-2 Photograph: Steve Crisp/Reuters

Jimmie Johnson spins his tires after winning the Nascar Sprint Cup in Arizona Photograph: Robert Lesieur/Reuters

A security guard looks over empty seats during the Swiss Super League football match between Grasshopper's and FC Zurich Photograph: Christian Hartmann/Reuters

Houston Rockets basketball star Yao Ming catches his breath during an NBA game against the LA Lakers in Los Angeles Photograph: Lucy Nicholson/Reuters

Houston Rockets' Rafer Alston, left, reaches skywards to shoot past LA Lakers' Kobe Bryant Photograph: Lucy Nicholson/Reuters

Fabiola Molina of Brazil cuts through the water in the women's 100m individual medley at the Swimming World Cup in Moscow Photograph: Sergei Ilnitsky/EPA

India's Rahul Dravid drops Australia's Matthew Hayden on the final day of the fourth Test in Nagpur. India won the match to seal a 2-0 series victory Photograph: Punit Paranjpe/Reuters

England's Matthew Prior waits to bat during a cricket training session in Mumbai. India and England will play seven one-day internationals and two Test matches in their forthcoming series Photograph: Arko Datta/Reuters