Pep Guardiola Confesses Man City Will Face Tough Time When 'Irreplaceable' Sergio Aguero Leaves

​Pep Guardiola has insisted that Sergio Aguero is 'irreplaceable' and finding the successor to the Argentine will be one of his and Manchester City's biggest challenges moving forward. The striker is entering the final 18 months of his City deal and it looks unlikely that the club's all-time record goalscorer will stay beyond that deal, although discussions are yet to take place regarding an extension. Enorme partido! Orgulloso de ser parte de este equipo. Feliz por el regreso y muchas gracias... Via All the latest breaking football news, transfer rumours, analysis, and match reports - 90min http://www.90min.com/