Santiago del Valle García convicted for child abuse and indecent assault on minors, and is already said to have confessed to Mari Luz's murder.

Santiago del Valle García, 52, has confessed to the murder of Mari Luz Cortés, according to news sources. He had already been questioned in Granada but was released for lack of proof. Santiago G. and his wife and sister, who had been neighbours of the Cortés family in Huelva, were detained in Cuenca, to where they had moved well before the body of little Mari Luz was found downriver from the family home.Del Valle had always been the prime suspect in the case but police lacked evidence against him. According to police sources quoted in the newspaper, he had a history of child molestation, even on his own daughter, and had left the El Torrejón district of Huelva to avoid possible reprisals from indignant neighbours. His wife, whose name does not appear, was detained for questioning with her husband although she is not a suspect; his sister could be accused of collaboration in the execution of a crime.
Mari Luz disappeared on her way back home from buying a packet of crisps on January 13th and was the subject of a wide search throughout the country, with European extensions. Her body was found accidentally on March 7th by workmen at the Cepsa refinery in Huelva. Autopsy reports indicated that she had been murdered very near, or on the date she disappeared.The man being quizzed by Spanish police is reported to have convictions for child abuse and indecent assault on minors, and is already said to have confessed to Mari Luz's murder. man has been arrested in Huelva in connection with the disappearance and death of the five year old Mari Luz Cortés, whose body was found floating in the Ria de Huelva last March 7. She had vanished when going to buy some crisps on the previous January 13 in the Torrejón district of Huelva.The Government Sub-delegation offices in Huelva have confirmed that an arrest was made yesterday, and that this person is now in police custody answering questions.The identity of the arrested man has not been given, and a reminder was given that reporting restrictions are in force in the case.Mari Luz's body was found floating in an estuary in Huelva near the Portuguese border on March 7 shortly after the posters went up around Spain.