safety
Brother arrested after suspected street racing crash in OC kills 21-year-old sister
Summary by The Los Angeles Editorial Desk FOX 11 Digital Team , as published by FOX 11 Los Angeles (KTTV)
· August 22, 2026
· 1 min read
Story provenance No corrections
Summary created by The Los Angeles Editorial Desk — automated, rule-governed Byline on source page FOX 11 Digital Team, as published by FOX 11 Los Angeles (KTTV) Original story Read at the source Source published Aug 22, 2026 Indexed here Aug 22, 2026 AI assistance Automated summary drawn from the source’s own published text Prepublication human review No — editorial rules, flagged-item review, and published samples
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Key points The incident resulted in the death of 21-year-old Shalia Deciderio and led to her brother's arrest on manslaughter charges. A 21-year-old woman was killed in a suspected street racing crash.
A 21-year-old woman was killed in a suspected street racing crash. Her brother, Aiden Deciderio, has been arrested on manslaughter charges in connection with the incident. The victim, Shalia Deciderio, was Aiden's sister.
The crash occurred in Mission Viejo. Aiden Deciderio's arrest followed the fatal incident.
Further details about the crash and the arrest are available from the source. The incident resulted in the death of 21-year-old Shalia Deciderio and led to her brother's arrest on manslaughter charges.
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FOX 11 Los Angeles (KTTV) reported and published this story. The Los Angeles selected it, summarised the key facts above, and links to the original. We did not report this story and we added no reporting of our own to it.
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Category: safety Published: August 22, 2026 Source: FOX 11 Los Angeles (KTTV) Reading time: 1 min
Frequently asked about this story
What is this story about? A 21-year-old woman was killed in a suspected street racing crash. Her brother, Aiden Deciderio, has been arrested on manslaughter charges in connection with the incident. The victim, Shalia…
When was this published? This article was first published on August 22, 2026 by FOX 11 Los Angeles (KTTV) and curated for The Los Angeles readers.
Who reported this story? This story was reported by FOX 11 Digital Team at FOX 11 Los Angeles (KTTV). To learn more about how The Los Angeles selects and reviews stories, see our editorial standards .
Where can I find related coverage? See more safety coverage from The Los Angeles, or browse our daily briefing and topic hubs .
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