US: Lyme disease experts warn ticks are spreading

Researchers are warning of a possible surge in tick-borne diseases in the United States this summer. A warming climate increases the likelihood that ticks will spread across the country - and that raises concerns of a public health crisis.

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    Researchers are warning of a possible surge in tick-borne diseases in the United States this summer.

    A warming climate increases the likelihood that ticks will spread across the country - and that raises concerns of a public health crisis.

    Al Jazeera's Kristen Saloomey reports from Millbrook, upstate New York.


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