Residents in Ladera Ranch in Orange county voice concerns after six children diagnosed with Ewing sarcoma Sign up for the Breaking News US newsletter email Concerns are growing in southern California over a cluster of “exceptionally rare” cancer cases that has sickened multiple children in a subu...

Source: [Guardian World](https://www.theguardian.com/us-news/2026/jul/23/child-cancer-california-ladera-ranch)

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