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Sonia Lafuente of Spain performs during the ladies short program at the World Figure Skating Championships Thursday, March 14, 2013, in London, Ontario. (AP Photo/Darron Cummings) ( World Figure Skating Championships )

Kexin Zhang of China performs during the Ladies Short Program at the ISU World Figure Skating Championships in London, Ontario, March 14, 2013. REUTERS/Mark Blinch ( FIGURE-SKATING-WORLD/ )

Kexin Zhang competing for China, performs during the Ladies Short Program at the 2013 World Figure Skating Championships March 14, 2013 in London, Ontario, Canada. Skaters from around the globe are competing in the four day event to become the world champions in mens, ladies, pairs and ice dance figure skating. GEOFF ROBINS/AFP/Getty Images ( 518161939 )

Patricia Glescic of Slovenia performs during the Ladies Short Program at the ISU World Figure Skating Championships in London, Ontoario March 14, 2013. REUTERS/Mark Blinch ( FIGURE-SKATING-WORLD/ )

Kaat Van Daele of Belgium performs during the Ladies Short Program at the ISU World Figure Skating Championships in London, Ontario, March 14, 2013. REUTERS/Mark Blinch ( FIGURE-SKATING-WORLD/ )

Zijun Li of China performs during the Ladies Short Program at the ISU World Figure Skating Championships in London, Ontario, March 14, 2013. REUTERS/Mark Blinch ( FIGURE-SKATING-WORLD/ )

Elizaveta Tuktamysheva competes for Russia during the Ladies Short Program at the 2013 World Figure Skating Championships March 14, 2013 in London, Ontario, Canada. Skaters from around the globe are competing in the four day event to become the world champions in mens, ladies, pairs and ice dance figure skating. BRENDAN SMIALOWSKI/AFP/Getty Images ( 518166582 )

Jenna Mccorkell of Great Britain skates during the Ladies Short Program at the 2013 World Figure Skating Championships March 14, 2013 in London, Ontario, Canada. Skaters from around the globe are competing in the four day event to become the world champions in mens, ladies, pairs and ice dance figure skating. BRENDAN SMIALOWSKI/AFP/Getty Images ( 518164838 )

Yuna Kim of South Korea performs during the Ladies Short Program at the ISU World Figure Skating Championships in London, Ontario, March 14, 2013. REUTERS/Fred Thornhill ( FIGURE-SKATING-WORLD/ )

Gracie Gold of the US skates during the Ladies Short Program at the 2013 World Figure Skating Championships March 14, 2013 in London, Ontario, Canada. Skaters from around the globe are competing in the four day event to become the world champions in mens, ladies, pairs and ice dance figure skating. GEOFF ROBINS/AFP/Getty Images ( 518164706 )

Viktoria Helgesson of Sweden performs during the Ladies Short Program at the ISU World Figure Skating Championships in London, Ontario, March 14, 2013. REUTERS/Mark Blinch ( FIGURE-SKATING-WORLD/ )

Viktoria Helgesson of Sweden performs during the Ladies Short Program at the ISU World Figure Skating Championships in London, Ontario, March 14, 2013. REUTERS/Fred Thornhill ( FIGURE-SKATING-WORLD/ )

Carol Bressanutti of Italy performs during the Ladies Short Program at the ISU World Figure Skating Championships in London, Ontario, March 14, 2013. REUTERS/Fred Thornhill ( FIGURE-SKATING-WORLD/ )

Isadora Williams of Brazil performs during the Ladies Short Program at the ISU World Figure Skating Championships in London, Ontario, March 14, 2013. REUTERS/Mark Blinch ( FIGURE-SKATING-WORLD/ )

Kim Yu-na of South Korea performs during the ladies short program at the World Figure Skating Championships Thursday, March 14, 2013, in London, Ontario. (AP Photo/Darron Cummings) ( World Figure Skating Championships )

Anita Madsen competes for Denmark during the Ladies Short Program at the 2013 World Figure Skating Championships March 14, 2013 in London, Ontario, Canada. GEOFF ROBINS/AFP/Getty Images ( 518162175 )

Kaetlyn Osmond of Canada performs during the Ladies Short Program at the ISU World Figure Skating Championships in London, Ontario, March 14, 2013. REUTERS/Mark Blinch ( FIGURE-SKATING-WORLD/ )

Akiko Suzuki of Japan skates her short program in the women's competition at the 2013 World Figure Skating Championships in London, Ontario, March 14, 2013. GEOFF ROBINS/AFP/Getty Images ( 518166147 )

Valentina Marchei of Italy falls during the Ladies Short Program at the ISU World Figure Skating Championships in London, Ontario, March 14, 2013. REUTERS/Fred Thornhill ( FIGURE-SKATING-WORLD/ )

Valentina Marchei of Italy skates her short program in the women's competition at the 2013 World Figure Skating Championships in London, Ontario, March 14, 2013. GEOFF ROBINS/AFP/Getty Images ( 518166155 )

Gracie Gold, from the United States, performs her routine during the ladies short program at the World Figure Skating Championships Thursday, March 14, 2013, in London, Ontario. (AP Photo/The Canadian Press, Paul Chiasson) ( World Figure Skating Championships )

Zijun Li of China skates her short program in the mens competition at the 2013 World Figure Skating Championships in London, Ontario, March 14, 2013. GEOFF ROBINS/AFP/Getty Images ( 518166628 )

Zijun Li of China competes in the Ladies Short Program during the 2013 ISU World Figure Skating Championships at Budweiser Gardens on March 14, 2013 in London, Canada. (Photo by Ronald Martinez/Getty Images) ( 163681303 )