Note: Photo included. SNIPPET: "The photo was sent by email late Thursday to Mexico's major newspapers without any information about its source, but there is a likeness between the blindfolded man in the picture and Fernandez de Cevallos, 69. The newspaper El Universal reported that family members had confirmed the photo's authenticity, while the newspaper Reforma said the exact opposite." SNIPPET: "Fernandez de Cevallos, who disappeared last week, ran for president in 1994 representing the ruling conservative National Action Party (PAN). His vehicle was found at his ranch near the town of Queretaro bearing "signs of violence," the prosecutor's office...