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Chicago health officials warn of possible measles exposure at O’Hare airport - WGN-TV

The Chicago Department of Public Health is investigating a confirmed case of measles in an international traveler. The individual arrived at O'Hare International Airport on June 17, 2026. Exposure may have occurred at Terminal 5.

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Health officials identified a confirmed measles case involving an international traveler arriving June 17.

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  1. Chicago Health Officials Warn of Measles Exposure at O'Hare Airport

    The Chicago Department of Public Health is investigating a confirmed case of measles in an international traveler. The individual arrived at O'Hare International Airport on June 17, 2026. Exposure may have occurred at Terminal 5.

    What's confirmed:

    • The Chicago Department of Public Health is investigating a confirmed measles case in an international traveler who arrived on June 17, 2026.
    • The traveler arrived at O'Hare International Airport on the morning of Wednesday, June 17.
    • The individual was exposed to measles outside the United States.
    • Potential exposure occurred at Terminal 5 of O'Hare International Airport.
    • Symptoms of the infection include fever, cough, runny nose, and rash.

    Still unconfirmed:

    • Thousands may have been exposed to measles at two major airports.
    • A measles outbreak occurred in Cook County, Illinois, during September and October 2025.
    confidence 90%