British soldiers watch gymnast Simona Castro Lazo from Chile perform during the Artistic Gymnastics women's qualification at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. Troops, teachers and students are getting free tickets to fill prime seats that were empty at some Olympic venues on the first full day of competition. (AP Photo/Gregory Bull)

A lone man sits in an empty section of seats inside Earls Court during during a women's volleyball preliminary match between China and Turkey at the 2012 Summer Olympics Monday, July 30, 2012, in London. (AP Photo/Chris O'Meara)

A spectator sits next to a section of empty seats during the equestrian eventing dressage phase at the 2012 Summer Olympics, Sunday, July 29, 2012, in London. (AP Photo/David Goldman)

Empty seats and spectators are pictured during the dressage event of the eventing competition at the London 2012 Olympic Games in Greenwich Park, London, July 29, 2012. AFP PHOTO / CARL COURTCARL COURT/AFP/GettyImages

Empty seats and spectators are pictured during the Dressage phase of the Eventing competition of the 2012 London Olympics at the Equestrian venue in Greenwich Park, London, July 29, 2012. AFP PHOTO / CARL COURTCARL COURT/AFP/GettyImages

Empty seats and spectators are pictured during the dressage event of the eventing competition at the London 2012 Olympic Games in Greenwich Park, London, July 29, 2012. AFP PHOTO / JOHN MACDOUGALLCARL COURT/AFP/GettyImages

Empty seats and spectators are pictured during the dressage event of the eventing competition at the London 2012 Olympic Games in Greenwich Park, London, July 29, 2012. AFP PHOTO / CARL COURTCARL COURT/AFP/GettyImages

Empty seats and spectators are pictured during in the dressage event of the equestrian eventing competition at the London 2012 Olympic Games in Greenwich Park, London, on July 29, 2012. AFP PHOTO / CARL COURTCARL COURT/AFP/GettyImages

Empty seats and spectators are pictured during in the dressage event of the equestrian eventing competition at the London 2012 Olympic Games in Greenwich Park, London, on July 29, 2012. AFP PHOTO / CARL COURTCARL COURT/AFP/GettyImages

TOPSHOTS Empty seats and spectators are pictured during the dressage event of the eventing competition at the London 2012 Olympic Games in Greenwich Park, London, July 29, 2012. AFP PHOTO / CARL COURTCARL COURT/AFP/GettyImages

Spectators sit amongst empty seats before Egypt's group C men's soccer match against New Zealand at the London 2012 Summer Olympics, Sunday, July 29, 2012 at Old Trafford Stadium in Manchester, England. (AP Photo/Jon Super)