Measles Alert: Potential Exposure at Chicago's Union Station Raises Public Health Concerns

September 18, 2026
Measles Alert: Potential Exposure at Chicago's Union Station Raises Public Health Concerns
  • Public health officials urge vaccination evaluation for those exposed and monitoring for symptoms such as fever, runny nose, cough, red watery eyes, and rash; immunity criteria include being born before 1957, prior measles infection, or having two MMR doses.

  • The Walgreens exposure window was September 9 from 8:00 a.m. to 10:25 a.m., and the virus can linger in the air for up to two hours after an infected person leaves.

  • Measles is highly contagious and can remain airborne for up to two hours, with serious risks like pneumonia or brain infection; updated vaccination information is available at phila.gov/measles and CDC resources.

  • Officials will post progress updates and new links as they become available, including a forthcoming codes page with freebies to boost progression.

  • Community hubs for Slayers 2 include a Discord server, a Wiki, a Trello board, a Roblox release page, Roblox game and group pages, a Trading Discord/HUB, and a YouTube channel.

  • Article notes that state dashboards and public health communications will provide ongoing updates.

  • CHOP declined to comment or share additional information.

  • Exposure location is Union Station at 255 South Canal Street in Chicago, with CDPH updating details as they become available.

  • Previous exposures at Nemours Children’s Hospital and UPMC Children’s Hospital reflect a broader statewide pattern of outbreaks.

  • Additional exposure locations and immunization clinics are listed on the Illinois Department of Public Health and Chicago Department of Public Health websites.

  • Public exposure updates are shared through media and the Maricopa County exposure list, with further information at maricopa.gov/measles and /fallwinter.

  • The outbreak is driving resource-intensive responses in hospitals, including staff coordination, infection control, and potential visitor restrictions.

Summary based on 22 sources


Get a daily email with more US News stories

More Stories