The men's bodies were discovered after a shooting was reported in the 12300 block of Gettysburg Drive about 9 p.m. Tuesday, according to KTLA -TV.
The sheriff's department identified the men as Walter Vicente, 49, and Andrew Vicente, 24. Neighbors told the station they were father and son.
No one has been arrested and no weapon was recovered at the scene, authorities said.
The killings are the fourth and fifth homicides in Norwalk in the last 12 months, according to the Times' Homicide Report.
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