Aaron Juan Saucedo’s name first came to the attention of Phoenix police three weeks after they released a composite sketch of the suspect in the Serial Street Shooter case.
Two work colleagues told police in August 2016 that Saucedo worked at a local business and resembled the sketch, according to court records unsealed Friday.
The tipsters told police Saucedo had been driving a black 5-series BMW like the one seen by witnesses to some of the shootings, but had stopped, according to the records. He also started growing facial hair, they said.
Other court records suggest he later changed jobs and became a laborer.
Three days before Christmas, police interrogated Saucedo, whom they then considered a person of interest in the case. Police focused on a 9 mm handgun they traced to nine of 11 shootings they then believed were the act of the Serial Street Shooter. A 12th shooting, a murder, has since been added to the string of attacks that police say Saucedo committed.
During that interview, records say, Saucedo admitted owning a 9 mm handgun, which he’d bought from a pawn shop, but told detectives the weapon had been stolen from his car. He only filed a police report of the theft after the interview, court records show.
The records lay out why police think they have enough evidence to hold Saucedo in the killings of nine people. If convicted, Saucedo would be deadliest serial killer in Arizona history, along with Mark Goudeau, the convicted Baseline Killer.
Police have linked shell casings found at crime scenes, bullets recovered in autopsies, and casings found in two cars driven by Saucedo to ammunition and three guns owned…
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