FILE - Mario Aburto Martinez, suspected assassin of Mexican candidate Luis Donaldo Colosio, is presented to the media at the Almoloya de Juarez high federal prison near Toluca, about 40 miles west of Mexico City, March 25, 1994. Mexican President Andrés Manuel López Obrador ruled on Tuesday, Jan. 30, 2024, that he will not accept the request made by the son of murdered presidential candidate Luis Donaldo Colosio to pardon his father's murderer who has been imprisoned for almost thirty years. (AP photo/Jose Luis Magana, File) FILE PHOTO
