Colombia's President Alvaro Uribe (R) and Argentina's President Cristina Fernandez de Kirchner arrive for a family photo of the Unasur group summit in Bariloche in this August 28, 2009 file photo. Uribe has contracted the H1N1 swine flu virus and is being treated by doctors, government spokesman Cesar Velasquez told local media on August 30, 2009. Uribe is continuing with his presidential duties while being treated, he said. Reuters Pictures 2 months ago

Colombia's President Alvaro Uribe (R) and Argentina's President Cristina Fernandez de Kirchner arrive for a family photo of the Unasur group summit in Bariloche in this August 28, 2009 file photo. Uribe has contracted the H1N1 swine flu virus and is being treated by doctors, government spokesman Cesar Velasquez told local media on August 30, 2009. Uribe is continuing with his presidential duties while being treated, he said.