Neil Muller, a 54-year-old AI technology executive, is found dead at his family home in an incident reported by police in the early hours of Sunday. The reports say he suffered a stab wound to his chest. Officers respond at the property and, about an hour later, a 55-year-old woman is arrested on suspicion of murder. She is later released on bail, according to the reports. The sources do not provide additional details about the circumstances leading to his death, the relationship between the two individuals, or any motive. Police have not been cited in the provided material on further investigative steps beyond the arrest and bail decision. The case is treated as an ongoing investigation following the death, with the suspected stabbing forming the central aspect of the reports.