The family of ""Superintendent Jo" is skeptical about the cause of his death, not believing it was a suicide by hanging. During their visit yesterday, he appeared calm and even discussed future plans. He also revealed that he was being investigated for disciplinary action.

THE police lieutenant colonel who former Democrat MP Watchara Phetthong claims was murdered died of asphyxiation and there were no traces he had been physically assaulted, a senior officer said yesterday.