The first referees the first matches in the knock-out stage of the World Cup 2010 in South Africa are appointed by Fifa.
Match 49: Uruguay – Korea with Wolfgang Stark.
Match 50: USA – Ghana with Viktor Kassai.
Match 51: Germany – England with Jorge Larrionda.
Match 52: Argentina – Mexico with Roberto Rosetti.
Join the discussion of which referee deserves a spot in the finals on the Dutch Referee blog and read the World Cup refereeing review.