母亲殴打女儿致死？官方通报

Group 1 - The incident involved a mother, Zheng, who physically disciplined her 9-year-old daughter, resulting in the child's death after medical efforts failed [1][2] - The local authorities, including the police, have intervened, and the mother has been criminally detained as the investigation continues [1] - The local government is assisting the family with post-incident support and urging the public to refrain from spreading rumors to protect the family's privacy [2]