The Dempsey Racing LMP2 Lola is driven by Patrick Dempsey and Joe Foster during the American Le Mans Mid-Ohio Sports Car Challenge at the Mid-Ohio Sports Car Course on Aug. 4 in Lexington, Ohio.

Peter Burling (left) and Blair Tuke of New Zealand celebrate winning silver in the Men's 49er Sailing on Aug. 8 during the Olympic Games at the Weymouth & Portland Venue in Weymouth, England.

Xiang Liu of China sits on the track after getting injured in a Round 1 heat of the Men's 110m Hurdles on Aug. 7 during the Olympic Games in London.

Gremio's Fernando goes after the ball during a match between Gremio and Bahia as part of the Brazilian Serie A Championship on Aug. 5 at Olimpico Stadium in Porto Alegre, Brazil.

(Left to right) Second-place finisher Will Power of Australia, driver of the #12 Verizon Team Penske Chevrolet; winner Scott Dixon of New Zealand, driver of the #9 Target Chip Ganassi Racing Dallara Honda; and third-place finisher Simon Pagenaud of France, driver of the #77 Schmidt Hamilton HP Motorsports Honda celebrate after the Honda Indy 200 at Mid Ohio on Aug. 5 in Lexington, Ohio.

Martina Strutz of Germany celebrates clearing the bar in the Women's Pole Vault final on Aug. 6 during the Olympic Games in London, England.

Andrea Baldini of Italy celebrates defeating Yuki Ota of Japan to win the gold medal match 45-39 in the Men's Foil Team Fencing finals Aug. 5 at the Olympic Games in London.

Gonzalo Higuain of Real Madrid kicks the ball during a World Football Challenge match between Santos Laguna and Real Madrid on Aug. 5 at Sam Boyd Stadium in Las Vegas.

Giants players complete a drill during a GWS Giants AFL training session at Skoda Stadium on Aug. 2 in Sydney, Australia. Kevin Sheedy will become the first person in the history of AFL to reach 1,000 games as a player and coach at this weekend's match between the Giants and Port Adelaide.

Catherine, Duchess of Cambridge looks on during the Artistic Gymnastics Men's Pommel Horse Final on Aug. 5 during the Olympic Games at North Greenwich Arena in London.

Elliott Sadler, driver of the #2 OneMain Financial Chevrolet, celebrates in victory lane after winning the U.S. Cellular 250 race at Iowa Speedway on Aug. 4 in Newton, Iowa.

Waterfowl in central London on Aug. 7.

Former Seattle Seahawks defensive tackle Cortez Kennedy with his bust during the Class of 2012 Pro Football Hall of Fame Enshrinement Ceremony Aug. 4 at Fawcett Stadium in Canton, Ohio.

Usain Bolt of Jamaica celebrates winning the gold medal in the men's 100m final on Aug. 5 at the Olympic Games in London.

A tourist enjoys the view in a rain shower as he looks at giant Olympic rings in the River Thames opposite Parliament on Aug. 5 in London.

Hot-air balloons take to the skies Aug. 6 over Bristol, England. The early morning flight was organized as a curtain-raising event for the four-day Bristol International Balloon Fiesta, which started on Thursday. Now in its 34th year, the Bristol International Balloon Fiesta is Europe's largest annual hot-air balloon event in the city that is seen by many balloonists as the home of modern ballooning.

The Men's 400m Round 1 Heats get underway Aug. 4 at Olympic Stadium in London.

Christopher Tomlinson of Great Britain competes in the Men's Long Jump Final Aug. 4 at Olympic Stadium in London.

USA's Ian Crane competes in a heat during the Relentless Boardmasters pro-surfing competition Aug. 8 in Newquay, England. The 6 Star Event, part of a larger five-day surf, skate and music festival, has attracted professional surfers from across the globe to compete on the Cornish beach that is seen by many as the birthplace of modern British surfing.

An alligator floats in the water during a practice round Aug. 7 in advance of the 94th PGA Championship at the Ocean Course in Kiawah Island, SC.

A kangaroo toy stands guard beside the position of Australia's Alethea Nevada Sedgman as she competes in the 50m rifle three positions women's qualification at The Royal Artillery Barracks in London on Aug. 4 during the Olympic Games.

Serena Williams (right) and Venus Williams of the United States celebrate after defeating Andrea Hlavackova and Lucie Hradecka of Czech Republic in the Women's Doubles Tennis gold medal match Aug. 5 at the All England Lawn Tennis and Croquet Club in London.

Ballestero Carbonell and Andrea Fuentes Fache of Spain compete in the Women's Duets Synchronized Swimming Free Routine Preliminary on Aug. 6 during the Olympic Games at the Aquatics Centre in London.

Tommy Ramos of Puerto Rico competes on the Artistic Gymnastics Men's Rings Aug. 6 during the Olympic Games at North Greenwich Arena in London.

Han Soonchul of South Korea (left) celebrates his victory over Fazliddin Gaibnazarov of Uzbekistan during Men's Light (60kg) Boxing on Aug. 6 during the Olympic Games at ExCeL in London.