The Chronicle-NewsT’Naus Nieto A newly obtained May 20 autopsy report of Christina Annette Sanchez, 53, of Trinidad, showed that her death had been officially ruled “undetermined” due to the level of decomposition of her remains. “The remains were too severely decomposed to identify potential lethal natural diseases or injuries,” forensic pathologist Daniel Lingamfelter wrote in the report. “It is my opinion that the death of Christina Sanchez, …