Osasuna goalkeeper Asier Riesgo is set to be missing for up to three months with a broken foot. Riesgo sustained the injury in his left foot during training yesterday and, according to Osasuna\'s official Twitter feed, the 29-year-old is set to be out for \"between two to three months\". The former Spain U-21 international is the back-up for first choice keeper Andres Fernandez. Osasuna currently lie in La Liga\'s relegation zone, two points above bottom club Deportivo La Coruna. Source:FIFA