Seek the specific story of Deng Yujiao's case.

On the evening of May 10, 2009, three staff members of Yesanguan Town Government in Badong County, Hubei Province had an argument with Deng Yujiao, a female employee, while spending money in the Xiong Feng Hotel Dream City in this town. Deng Yujiao stabbed two other people with a knife, and one of them was stabbed in the throat and died. It was confirmed that the deceased was Deng, director of the Investment Promotion Coordination Office of Yesanguan Town Government. On May 1 1, Deng Yujiao was criminally detained by the Badong County Public Security Bureau on suspicion of intentional homicide. On May 20th, Deng Yujiao, who was discharged from the hospital, was taken back to the detention center by the police. 2 1, the key evidence of Deng Yujiao's case was mysteriously destroyed on the eve of police evidence collection. On 24th, Zhang Shumei, Deng Yujiao's mother, announced that she had dissolved the entrustment relationship with the entrusted lawyer and hired a new lawyer to represent her. On June 7, Badong Procuratorate sued Deng Yujiao for intentional injury. On June 16, the court pronounced that Deng Yujiao's behavior constituted the crime of intentional injury, but it was excessive defense, and Deng Yujiao limited his criminal responsibility and had the plot of surrender, so he was exempted from punishment.