epa02263029 View of several newspapers in Mexico City, Mexico, 27 July 2010, showing the headlines of the appearance of a letter and a photo of former Mexican presidential candidate Diego Fernández de Cevallos, who was kidnapped 14 May 2010. In the letter, which was made public on 26 July 2010 and written 10 June 2010, 69-year-old Fernández de Cevallos, asked his family to present an economic offer to his captors for his liberation. EPA/MARIO GUZMAN