AP Photo/Kirsty Wigglesworth
Prince William, center, and Kate, Duchess of Cambridge, meet members of the England soccer squad at St. George's Park near Burton Upon Trent, England, Oct. 9, 2012. The royal couple visited the new national training facility for England's soccer teams to officially open the 330-acre site, which includes indoor and outdoor training pitches, a hotel, conference center, medical facilities, health club and spa.
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Prince William, fourth right, and his wife, Kate, Duchess of Cambridge, second right, speak with members of the England football squad during the opening of Football Association's National Football Centre at St. George's Park in Burton Upon Trent, England, on Oct. 9, 2012.
Kirsty Wigglesworth
Prince William and Kate, Duchess of Cambridge, stand with members of the England football squad at St. George's Park near Burton Upon Trent in Staffordshire, England, Oct. 9, 2012.
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Kate, Duchess of Cambridge, poses for pictures with England squad players during the official launch of the Football Association's National Football Centre at St. George's Park in Burton-Upon-Trent in central England on Oct. 9, 2012.
AP Photo/Kirsty Wigglesworth
Prince William, second right, and Kate, Duchess of Cambridge, stand with members of the England football squad at St. George's Park near Burton Upon Trent in England, Oct. 9, 2012.
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Prince William and Kate, Duchess of Cambridge, meet the England coaching staff during the official launch of The Football Association's National Football Centre at St. George's Park on Oct. 9, 2012, in Burton-upon-Trent, England.
AP Photo/Kirsty Wigglesworth
Prince William, left and Kate, Duchess of Cambridge, walk as they view a football training pitch at St. George's Park near Burton Upon Trent in Staffordshire, England, Oct. 9, 2012.
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Prince William shares a joke with soccer player Ashley Cole during a training session at St. George's Park on Oct. 9, 2012, in Burton-upon-Trent, England.
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Prince William and Kate, Duchess of Cambridge, pose with Steven Gerrard of England during the official launch of The Football Association's National Football Centre at St. George's Park on Oct. 9, 2012, in Burton-upon-Trent, England.
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Prince William and Kate, Duchess of Cambridge, speak to young footballers during the official launch of The Football Association's National Football Centre at St. George's Park on Oct. 9, 2012, in Burton-upon-Trent, England.
AP Photo/Kirsty Wigglesworth
Prince William, left, and his wife, Kate, Duchess of Cambridge, visit a football training pitch at St. George's Park near Burton Upon Trent in Staffordshire, England, Oct. 9, 2012.
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Prince William and Kate, Duchess of Cambridge, play a reaction game in the new gym during the official launch of The Football Association's National Football Centre at St George's Park in Burton-upon-Trent, England, Oct. 9, 2012.
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Prince William and Kate, Duchess of Cambridge, play a reaction game in the new gym during the official launch of The Football Association's National Football Centre at St. George's Park on Oct. 9, 2012, in Burton-upon-Trent, England.
Rui Vieira - WPA Pool/Getty Images
Prince William and Kate, Duchess of Cambridge, meet ladies on training bikes in the new gym during the official launch of The Football Association's National Football Centre at St. George's Park on Oct. 9, 2012, in Burton-upon-Trent, England.
Chris Jackson - Pool /The FA via Getty Images
Prince William, Duke of Cambridge, and Kate, Duchess of Cambridge, visit the new gym during the official launch of The Football Association's National Football Centre at St. George's Park on Oct. 9, 2012, in Burton-upon-Trent, England.
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Prince William and Kate, Duchess of Cambridge, sign the visitors book during the official launch of The Football Association's National Football Centre at St. George's Park on Oct. 9, 2012, in Burton-upon-Trent, England.
AP Photo/Chris Jackson/Pool
Prince William, standing center, talks to England soccer players in the water at the hyrotherapy suite during the official launch of The Football Association's National Football Centre at St. George's Park in Burton-upon-Trent, England, on Oct. 9, 2012. Kate, Duchess of Cambridge, is standing second left.
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Prince William and Kate, Duchess of Cambridge, visit the hyrotherapy suite during the official launch of The Football Association's National Football Centre at St. George's Park on Oct. 9, 2012, in Burton-upon-Trent, England.
Rui Vieira - WPA Pool/Getty Images
Prince William and Kate, Duchess of Cambridge, visit in the hyrotherapy suite during the official launch of The Football Association's National Football Centre at St. George's Park on Oct. 9, 2012, in Burton-upon-Trent, England.
Rui Vieira - WPA Pool/Getty Images
Prince William and Kate, Duchess of Cambridge, open The Football Association's National Football Centre at St. George's Park on Oct. 9, 2012, in Burton-upon-Trent, England.
Rui Vieira - WPA Pool/Getty Images
Prince William, Duke of Cambridge, gives a speech as Kate, Duchess of Cambridge, looks on during the official launch of The Football Association's National Football Centre at St George's Park on Oct. 9, 2012, in Burton-upon-Trent, England.
Rui Vieira - WPA Pool/Getty Images
Prince William and Kate, Duchess of Cambridge, attend the official launch of The Football Association's National Football Centre at St. George's Park on Oct. 9, 2012, in Burton-upon-Trent, England.