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LOS ANGELES — State public health officials are conducting an environmental evaluation in the Stanislaus National Forest, Yosemite National Park and surrounding areas after a child contracted the plague during a July visit.

The child, who lives in Los Angeles County, is recovering but fell ill and was hospitalized after a family trip to the Northern California forest and camping at Crane Flat Campground in Yosemite National Park in mid-July, according to the California Department of Public Health, Los Angeles Times reported. No other family members reported symptoms.

State officials are working with the Los Angeles County Department of Public Health, the Centers for Disease Control and Prevention and park and forest officials to determine the source of the child’s infection.

Health officials are looking at the child’s travel history and activities before becoming sick.

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