Spanish referee Carlos Valesco Carballo poses during a workshop of Euro 2012 referees on May 2, 2012 in Warsaw. AFP PHOTO / JANEK SKARZYNSKI
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Italian head referee Pierluigi Collina talks to press during a referees workshop before the Euro 2012 in Warsaw on May 2, 2012. The championships, co hosted by Poland and Ukraine, will open in Warsaw on June 8. AFP PHOTO / JANEK SKARZYNSKI
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Italian head referee Pierluigi Collina talks to press during a referees workshop before the Euro 2012 in Warsaw on May 2, 2012. The championships, co hosted by Poland and Ukraine, will open in Warsaw on June 8. AFP PHOTO / JANEK SKARZYNSKI
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Italian head referee Pierluigi Collina talks to press during a referees workshop before the Euro 2012 in Warsaw on May 2, 2012. The championships, co hosted by Poland and Ukraine, will open in Warsaw on June 8. AFP PHOTO / JANEK SKARZYNSKI
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British referee Howard Webb runs during a referees workshop before the Euro 2012 in Warsaw on May 2, 2012. The championships, co hosted by Poland and Ukraine, will open in Warsaw on June 8. AFP PHOTO / JANEK SKARZYNSKI
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British referee Howard Webb runs during a referees workshop before the Euro 2012 in Warsaw on May 2, 2012. The championships, co hosted by Poland and Ukraine, will open in Warsaw on June 8. AFP PHOTO / JANEK SKARZYNSKI
