Aleyah Toscano was found unresponsive in front of an apartment complex in Whittier. Witnesses reported seeing a car pull up to the building, and saw two people carry Toscano out, leaving her on the ground. She was pronounced dead after being taken to the hospital.
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An autopsy said Toscano died from a mix of fentanyl and cocaine.
Her mother said her daughter had been living in protective custody after being the victim of a prior violent crime.
She believes someone lured Toscano away from the home where she was staying.