Argentina's striker Lionel Messi (2ndL) eyes the ball past Mexico's goalkeeper Oscar Perez (C) before Argentina's striker Carlos Tevez (unseen) scored the opening goal during the 2010 World Cup round of 16 football match Argentina vs. Mexico on June 27, 2010 at Soccer City stadium in Soweto, suburban Johannesburg. NO PUSH TO MOBILE / MOBILE USE SOLELY WITHIN EDITORIAL ARTICLE - AFP PHOTO / ROBERTO SCHMIDT