HILDALE, Utah — Few people talk about vaccinations here. Not to outsiders, anyway.

By and large, the people who live in Hildale, as well as in neighboring Colorado City, just across the state border in Arizona, are fiercely private. High walls surround many of the homes to avoid the prying eyes of strangers.

Measles got in anyway.

As of Friday, 161 cases had been confirmed in Utah and Arizona, the bulk concentrated right along the border in the twin towns collectively known as Short Creek. Eleven people — eight in Utah and three in Arizona — were hospitalized.

Short Creek, a community that straddles Hildale, Utah and Colorado City, Arizona, has endured the brunt of a current measles outbreak.

Ray Farmer / NBC News

It’s now become the site of the second largest measles outbreak in th

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