<h3 style="text-align: justify"><strong><em>Chile enforcer Gary Medel believes the hosts will have to give a flawless defensive performance if they are to defeat Argentina's star-studded line-up in Saturday's Copa America final. </em></strong></h3> <p style="text-align: justify">Argentina, spearheaded by their "Fantastic Four" of Lionel Messi, Javier Pastore, Sergio Aguero and Angel Di Maria, arrive in the final brimming with confidence after thrashing Paraguay 6-1 in the semi-finals.</p> <p style="text-align: justify">Inter Milan star Medel said while there were no plans to man-mark Messi, Chile's defence would need to be at its best if they wanted to help the team win a first Copa America crown.</p> <p style="text-align: justify">"We will have to produce a perfect game in defense," said Medel, whose rugged defending has seen him nicknamed "Pitbull".</p> <p style="text-align: justify">Medel meanwhile said Chile would also give Argentina plenty of food for thought.</p> <p style="text-align: justify">"We are in the final on merit," Medel said.</p> <p style="text-align: justify">"We have shown much more than other teams, and with Argentina, we have been the best team in the tournament."</p> <p style="text-align: justify">Medel admitted Chile's players were driven by the prospect of ending 99 years of hurt. The Chileans have never won the Copa America.</p> <p style="text-align: justify">"We hope that we are champions. We are playing to achieve our dream and the dream of all of Chile. It will not be easy because we are playing a great team," he added.</p> . <p style="text-align: justify">"The only thing I'm thinking about is to be a champion with my people, with my family, to everyone who has supported us," he said.</p> <p style="text-align: justify"><strong>By AFP</strong></p>