Oakland police have arrested a babysitter, stepfather and mother of a three-year-old who was transported to a hospital after being reported unresponsive.
The child is currently in life-threatening condition.
Officials began the investigation due to the extent and nature of the injuries and evidence of past physical abuse.
There are four other minor children associated to the couple, but their whereabouts are unknown.
The Oakland PD is asking the public's assistance in locating the missing children.
The children are:
* Four-year-old Paradise Ghaimah-Medinah Mahasin, an African-American female who suffers from Epilepsy
* Antwan Alexander Johnson, a six-year-old male African-American
* Zaniyyah Nyema Johnson, a seven-year-old female African-American
* Alyajah Marie Johnson, a 16-year-old female African-American
Anyone with information regarding the whereabouts of any or all of these at risk children are urged to contact the Oakland Police Department Family Youth Services Division at (510) 238-3641.