In re D.P.

I. BACKGROUND

Detention On October 17, 2019, the San Joaquin County Human Services Agency (Agency) filed a petition naming five of the parents’ children: Kr. (16 years old), Da. (15 years old), Ka. (14 years old), Dy. (three years old), and Ki. (two years old).2 The petitions alleged the minors came under the jurisdiction of the juvenile court through section 300, subdivisions (a), (b)(1), (c), and (j). The petitions’ factual bases included a description of an argument and abuse between father and Ka. on October 13, 2019, the parents’ past abuse of the minors, the parents’ history of drug abuse, three of the children having been born with drugs in their system (Da., Dy., and Ki.), the parents’ history with the Agency, and the parents’ criminal history. The October 17, 2019 detention and jurisdiction report detailed the incident leading to the Agency’s contact. On October 13, 2019, father got into an argument with Ka., repeatedly hit her with a piece of wood, and choked her. Ka. sent photos of bruising on her back, shoulders, neck, and arm to her aunt, telling her, “ ‘He almost killed me and that’s the only reason he stopped.’ ” This bruising was later observed by a doctor at a

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