A 36-year-old man dies at the Oregon State Hospital in Salem. Matthew Barron, 36,  had worked as a mental health security technician for three years at the state run hospital.  He was working with a patient who was having a behavioral issue Wednesday night when Barron suffered a medical problem.  Staff started performing CPR, but he was pronounced dead at Salem hospital.  The medical examiner will determine the cause of death.  Police say there's no evidence of criminal activity that caused his death.