UPLAND, Calif. "Mother, who is suspected of killing her girl in California, threw her young son from the second floor apartment building and jumped when the police arrived. Mother and 1
"This is very unusual, it's extremely tragic," said Marcelo Blanco, Upland police captain. The women were not released.
Officers in Upland, 40 miles east of downtown Los Angeles, went to the house on Tuesday after a neighbor called 911 to report that the baby was screaming or crying, Blanco said.
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The woman then noticed that the child's mother held the boy for  "She began to reject the child from the second plot," said the captain.
The boy fell 12 to 15 feet away, and mom jumped when the officers arrived, said Blanco. She fell face down, suffering from injuries on her face.
Police then made a security check on the second floor apartment and found a roughly 7-month-old daughter of a woman inside.
Her breathing was restored, but she died at the hospital, said Blanco.
The cause of her death will be determined, but she has had a possible skull fracture and internal injuries, he said. Click here to get FOX NEWS APP
A mother is considered a suspect in her death, and the case is being investigated as a murder, he said. The police have not yet identified the motive.
A spoiled father turned to the police, but "does not know what led to it," said the captain.
Blanco did not know that the police had been called earlier in the apartment. 19659020]