Costa Rica’s President Oscar Arias walks in his residence after a meeting with Spanish Vice President Maria Teresa Fernandez de la Vega, Ibero-American General Secretary Enrique Iglesias and Secretary General of the Organization of American States (OAS) Jose Miguel Insulza in San Jose in this file picture taken Aug. 3, 2009. Arias is suffering from the H1N1 virus, the government said on Aug. 11, 2009, making him the first head of state known to have contracted swine flu.(Xinhua/Reuters Photo)