Police said Castaneda hid the girl's body in a plastic bin inside the trunk of her mother's car.
The girl's mother, Yara Belen Perez, is scheduled for trial in April on capital murder and injury to a child.
Police said Castaneda hid the girl's body in a plastic bin inside the trunk of her mother's car.
The girl's mother, Yara Belen Perez, is scheduled for trial in April on capital murder and injury to a child.